Podcast
Questions and Answers
A 65-year-old male presents with left flank pain for 4 months and a palpable left-sided abdominal mass. What is the MOST likely broad differential diagnosis category?
A 65-year-old male presents with left flank pain for 4 months and a palpable left-sided abdominal mass. What is the MOST likely broad differential diagnosis category?
- Musculoskeletal issue
- Vascular abnormality
- Renal or retroperitoneal mass (correct)
- Gastrointestinal malignancy
A 65-year-old male presents with left flank pain and is found to have a left renal mass. Which laboratory finding would be LEAST specific to this presentation?
A 65-year-old male presents with left flank pain and is found to have a left renal mass. Which laboratory finding would be LEAST specific to this presentation?
- Hematuria on urinalysis
- Elevated hemoglobin
- Elevated CRP
- Normal white cell count (correct)
A 65-year-old male with left flank pain has a raised CRP. Which of the following conditions is LEAST likely to be associated with an elevated CRP?
A 65-year-old male with left flank pain has a raised CRP. Which of the following conditions is LEAST likely to be associated with an elevated CRP?
- Trauma
- Chronic kidney disease (correct)
- Infection
- Autoimmune disease
Following an initial ultrasound that reveals a mass in the left kidney, what is the MOST appropriate next-step investigation to further characterize the mass?
Following an initial ultrasound that reveals a mass in the left kidney, what is the MOST appropriate next-step investigation to further characterize the mass?
A CT scan reveals a hypodense mass in the left kidney. In which scenario would a biopsy be MOST necessary to guide management?
A CT scan reveals a hypodense mass in the left kidney. In which scenario would a biopsy be MOST necessary to guide management?
In a 65-year-old patient with a newly discovered renal mass, which of the following histological types of renal tumor is MOST likely?
In a 65-year-old patient with a newly discovered renal mass, which of the following histological types of renal tumor is MOST likely?
Which of the following is the MOST common subtype of renal cell carcinoma?
Which of the following is the MOST common subtype of renal cell carcinoma?
A patient is diagnosed with clear cell renal cell carcinoma. Which genetic syndrome is MOST strongly associated with an increased risk of developing this cancer?
A patient is diagnosed with clear cell renal cell carcinoma. Which genetic syndrome is MOST strongly associated with an increased risk of developing this cancer?
What is the standard primary treatment for localized renal parenchymal cell carcinoma?
What is the standard primary treatment for localized renal parenchymal cell carcinoma?
From which cells do most renal parenchymal cell carcinomas originate?
From which cells do most renal parenchymal cell carcinomas originate?
Which of the following factors is MOST important in determining the prognosis of renal cell carcinoma?
Which of the following factors is MOST important in determining the prognosis of renal cell carcinoma?
A patient with renal cell carcinoma develops polycythemia. What paraneoplastic effect is MOST likely responsible for this?
A patient with renal cell carcinoma develops polycythemia. What paraneoplastic effect is MOST likely responsible for this?
A 56-year-old male presents with hematuria. What is the FIRST step in determining the differential diagnosis?
A 56-year-old male presents with hematuria. What is the FIRST step in determining the differential diagnosis?
A 56-year-old male presents with hematuria on two occasions. Which of the following is LEAST likely to be a renal cause of his hematuria?
A 56-year-old male presents with hematuria on two occasions. Which of the following is LEAST likely to be a renal cause of his hematuria?
What is the MOST common cause of bladder cancer?
What is the MOST common cause of bladder cancer?
A patient is diagnosed with bladder cancer. Which of the following is MOST closely associated with increasing the risk of squamous cell carcinoma of the bladder?
A patient is diagnosed with bladder cancer. Which of the following is MOST closely associated with increasing the risk of squamous cell carcinoma of the bladder?
A patient presents with hematuria, urgency, and dysuria. Which of the following complications would be LEAST likely related to these symptoms in the context of bladder carcinoma?
A patient presents with hematuria, urgency, and dysuria. Which of the following complications would be LEAST likely related to these symptoms in the context of bladder carcinoma?
A patient's bladder carcinoma is staged using the TNM system. What does the 'T' in this classification MOST directly refer to?
A patient's bladder carcinoma is staged using the TNM system. What does the 'T' in this classification MOST directly refer to?
What is the MOST likely treatment for early-stage bladder carcinoma?
What is the MOST likely treatment for early-stage bladder carcinoma?
Which of the following occupations is MOST likely to increase the risk of bladder cancer?
Which of the following occupations is MOST likely to increase the risk of bladder cancer?
A 43-year-old male presents with severe, colicky left loin pain of sudden onset. Which of the following conditions should be considered FIRST in the differential diagnosis?
A 43-year-old male presents with severe, colicky left loin pain of sudden onset. Which of the following conditions should be considered FIRST in the differential diagnosis?
A 43-year-old male presents with severe, colicky pain. If the patient were female, which additional differential diagnosis should be considered?
A 43-year-old male presents with severe, colicky pain. If the patient were female, which additional differential diagnosis should be considered?
A 43-year-old male presents with sudden onset colicky abdominal pain. What is the MOST appropriate initial test to distinguish between renal colic and other causes of abdominal pain?
A 43-year-old male presents with sudden onset colicky abdominal pain. What is the MOST appropriate initial test to distinguish between renal colic and other causes of abdominal pain?
Which of the following is the MOST common type of urinary stone?
Which of the following is the MOST common type of urinary stone?
Which of the following conditions is MOST likely to predispose a patient to the formation of struvite stones?
Which of the following conditions is MOST likely to predispose a patient to the formation of struvite stones?
A patient with a history of recurrent calcium oxalate stones is being evaluated. Which of the following is the MOST common underlying metabolic abnormality associated with the formation of these stones?
A patient with a history of recurrent calcium oxalate stones is being evaluated. Which of the following is the MOST common underlying metabolic abnormality associated with the formation of these stones?
Which type of urinary stone is LEAST likely to be visible on a plain abdominal X-ray?
Which type of urinary stone is LEAST likely to be visible on a plain abdominal X-ray?
A patient is diagnosed with a ureteral stone causing obstruction. What is one of the MOST concerning potential complications?
A patient is diagnosed with a ureteral stone causing obstruction. What is one of the MOST concerning potential complications?
What is the MOST concerning sequela from a stricture of the ureter?
What is the MOST concerning sequela from a stricture of the ureter?
What investigation would be MOST helpful in guiding the diagnosis of the cause of hematuria?
What investigation would be MOST helpful in guiding the diagnosis of the cause of hematuria?
A patient presents with hematuria. A cystoscopy reveals a papillary tumor in the bladder. What should be done next?
A patient presents with hematuria. A cystoscopy reveals a papillary tumor in the bladder. What should be done next?
Which form of bladder tumor is MOST common?
Which form of bladder tumor is MOST common?
Which is NOT classified as a type of bladder carcinoma?
Which is NOT classified as a type of bladder carcinoma?
Which is NOT a common symptom of bladder carcinomas?
Which is NOT a common symptom of bladder carcinomas?
What is a key factor in determining the prognosis of bladder carcinomas?
What is a key factor in determining the prognosis of bladder carcinomas?
If a patient presents with early bladder carcinomas, which of these is the MOST likely treatment?
If a patient presents with early bladder carcinomas, which of these is the MOST likely treatment?
Which substance has NOT been linked to the cause of bladder cancer?
Which substance has NOT been linked to the cause of bladder cancer?
If a patient is experiencing haematuria, what body part should be checked?
If a patient is experiencing haematuria, what body part should be checked?
A 43 year old male patient presents at A&E with flank pain.
A 43 year old male patient presents at A&E with flank pain.
Which of the following is NOT a known complication of kidney stones?
Which of the following is NOT a known complication of kidney stones?
What is the key learning outcome from this lecture?
What is the key learning outcome from this lecture?
Which of the following is the MOST likely diagnosis for a 65-year-old male presenting with left flank pain and a left-sided abdominal mass, considering the higher incidence in this age group?
Which of the following is the MOST likely diagnosis for a 65-year-old male presenting with left flank pain and a left-sided abdominal mass, considering the higher incidence in this age group?
A 65-year-old male with a left renal mass exhibits a haemoglobin level of 17 g/dL. What is the MOST likely explanation for this laboratory finding in the context of renal cell carcinoma?
A 65-year-old male with a left renal mass exhibits a haemoglobin level of 17 g/dL. What is the MOST likely explanation for this laboratory finding in the context of renal cell carcinoma?
Given a raised CRP of 40 in a 65-year-old male with a renal mass, which of the following conditions would be LEAST likely to contribute to this elevated inflammatory marker?
Given a raised CRP of 40 in a 65-year-old male with a renal mass, which of the following conditions would be LEAST likely to contribute to this elevated inflammatory marker?
Following initial assessment with ultrasound, which reveals a mass in the left kidney, what is the MOST appropriate next-step investigation to further characterize the mass and assess for potential metastasis?
Following initial assessment with ultrasound, which reveals a mass in the left kidney, what is the MOST appropriate next-step investigation to further characterize the mass and assess for potential metastasis?
A CT scan reveals a hypodense mass in the left kidney of a 65-year-old patient. In which of the following scenarios is a biopsy MOST crucial in guiding the immediate management strategy?
A CT scan reveals a hypodense mass in the left kidney of a 65-year-old patient. In which of the following scenarios is a biopsy MOST crucial in guiding the immediate management strategy?
What is the MOST likely histological type of renal tumor found in a 65-year-old patient with a newly discovered renal mass?
What is the MOST likely histological type of renal tumor found in a 65-year-old patient with a newly discovered renal mass?
A patient with renal cell carcinoma develops hypercalcemia. What paraneoplastic effect is MOST likely responsible for this?
A patient with renal cell carcinoma develops hypercalcemia. What paraneoplastic effect is MOST likely responsible for this?
A 56-year-old male presents with macroscopic hematuria. After initial assessment, investigations are needed to determine the cause. What is the MOST appropriate sequence of investigations?
A 56-year-old male presents with macroscopic hematuria. After initial assessment, investigations are needed to determine the cause. What is the MOST appropriate sequence of investigations?
A 56-year-old male reports painless hematuria on two separate occasions. Considering the potential causes, which of the following would be LEAST likely and warrant consideration of rarer etiologies?
A 56-year-old male reports painless hematuria on two separate occasions. Considering the potential causes, which of the following would be LEAST likely and warrant consideration of rarer etiologies?
Which etiological factor plays the LEAST significant role in the development of bladder cancer?
Which etiological factor plays the LEAST significant role in the development of bladder cancer?
A patient presents with hematuria, urgency, and dysuria. Which of the following signs or symptoms would suggest a more advanced stage of bladder carcinoma?
A patient presents with hematuria, urgency, and dysuria. Which of the following signs or symptoms would suggest a more advanced stage of bladder carcinoma?
If a patient's bladder carcinoma is staged as T3 according to the TNM classification, this indicates that the tumor has invaded which of the following?
If a patient's bladder carcinoma is staged as T3 according to the TNM classification, this indicates that the tumor has invaded which of the following?
A patient is diagnosed with early-stage, non-muscle invasive bladder cancer. Considering the management options, which of the following is MOST likely to be part of their initial treatment?
A patient is diagnosed with early-stage, non-muscle invasive bladder cancer. Considering the management options, which of the following is MOST likely to be part of their initial treatment?
Which of the following substances has NOT been definitively linked to an increased risk of bladder cancer development?
Which of the following substances has NOT been definitively linked to an increased risk of bladder cancer development?
A 43-year-old male presents with severe, colicky left loin pain. After initial assessment, what underlying factor should be considered INITIALLY when determining the possible causes of his symptoms?
A 43-year-old male presents with severe, colicky left loin pain. After initial assessment, what underlying factor should be considered INITIALLY when determining the possible causes of his symptoms?
A 43-year-old male presents with severe, colicky pain. If the patient were female, which additional differential diagnosis warrants consideration when evaluating the cause of her symptoms?
A 43-year-old male presents with severe, colicky pain. If the patient were female, which additional differential diagnosis warrants consideration when evaluating the cause of her symptoms?
A 43-year-old male presents with sudden onset colicky abdominal pain. Which initial diagnostic test is MOST effective in differentiating between renal colic and other potential intra-abdominal pathologies?
A 43-year-old male presents with sudden onset colicky abdominal pain. Which initial diagnostic test is MOST effective in differentiating between renal colic and other potential intra-abdominal pathologies?
Which factor contributes LEAST to the development of calcium oxalate stones?
Which factor contributes LEAST to the development of calcium oxalate stones?
Which of the following mechanisms is MOST directly associated with the formation of struvite stones?
Which of the following mechanisms is MOST directly associated with the formation of struvite stones?
If the patient has a history of recurrent calcium oxalate stones, what is the MOST effective long term management strategy?
If the patient has a history of recurrent calcium oxalate stones, what is the MOST effective long term management strategy?
Which of the following statements accurately describes uric acid stones?
Which of the following statements accurately describes uric acid stones?
A patient is diagnosed with a ureteral stone causing significant obstruction. Beyond pain management, one of the MOST immediate concerns associated with this condition is what?
A patient is diagnosed with a ureteral stone causing significant obstruction. Beyond pain management, one of the MOST immediate concerns associated with this condition is what?
Which of the following is the MOST concerning sequela resulting from a stricture of the ureter?
Which of the following is the MOST concerning sequela resulting from a stricture of the ureter?
Following the finding of a papillary tumor during the cystoscopy of a patient presenting with hematuria, which is the MOST critical next step in management?
Following the finding of a papillary tumor during the cystoscopy of a patient presenting with hematuria, which is the MOST critical next step in management?
When considering the histological types of bladder carcinoma, which is the MOST prevalent?
When considering the histological types of bladder carcinoma, which is the MOST prevalent?
Which of the following symptoms can you directly infer from the complication Hydronephrosis?
Which of the following symptoms can you directly infer from the complication Hydronephrosis?
Which of the following describes how the prognosis of bladder carcinomas is MOST accurately determined?
Which of the following describes how the prognosis of bladder carcinomas is MOST accurately determined?
Given a patient with early bladder carcinomas, select what the MOST likely treatment option is?
Given a patient with early bladder carcinomas, select what the MOST likely treatment option is?
Which of the following factors has been linked to bladder cancer?
Which of the following factors has been linked to bladder cancer?
In a 65-year-old male presenting with flank pain and a renal mass, what cellular process is MOST likely to be upregulated, contributing to the elevated haemoglobin level?
In a 65-year-old male presenting with flank pain and a renal mass, what cellular process is MOST likely to be upregulated, contributing to the elevated haemoglobin level?
A 65-year-old male with a renal mass presents with an elevated CRP. If amyloidosis was suspected as an underlying cause, what additional clinical finding would MOST strongly support this suspicion?
A 65-year-old male with a renal mass presents with an elevated CRP. If amyloidosis was suspected as an underlying cause, what additional clinical finding would MOST strongly support this suspicion?
Following an ultrasound revealing a renal mass, which imaging modality offers the MOST detailed assessment of vascular involvement and is therefore crucial for surgical planning?
Following an ultrasound revealing a renal mass, which imaging modality offers the MOST detailed assessment of vascular involvement and is therefore crucial for surgical planning?
In a patient with a hypodense renal mass found on CT scan, a biopsy is MOST critical for guiding management in which scenario?
In a patient with a hypodense renal mass found on CT scan, a biopsy is MOST critical for guiding management in which scenario?
A 65-year-old patient is diagnosed with clear cell renal cell carcinoma. Which molecular marker is MOST likely to be dysregulated in this patient's tumor cells?
A 65-year-old patient is diagnosed with clear cell renal cell carcinoma. Which molecular marker is MOST likely to be dysregulated in this patient's tumor cells?
A patient with renal cell carcinoma develops hypercalcemia. Which mechanism involving PTHrP (parathyroid hormone-related protein) BEST explains this paraneoplastic effect?
A patient with renal cell carcinoma develops hypercalcemia. Which mechanism involving PTHrP (parathyroid hormone-related protein) BEST explains this paraneoplastic effect?
A 56-year-old male presents with hematuria. After initial assessment, what is the BEST investigative approach to differentiate between glomerular and non-glomerular bleeding?
A 56-year-old male presents with hematuria. After initial assessment, what is the BEST investigative approach to differentiate between glomerular and non-glomerular bleeding?
A 56-year-old male reports painless hematuria on two separate occasions. Which of the following rare etiologies is MOST likely to be considered only after excluding more common causes?
A 56-year-old male reports painless hematuria on two separate occasions. Which of the following rare etiologies is MOST likely to be considered only after excluding more common causes?
Which environmental exposure is LEAST directly implicated in the development of bladder cancer?
Which environmental exposure is LEAST directly implicated in the development of bladder cancer?
A patient presents with hematuria, urgency, and dysuria. Which symptom suggests a more advanced stage of bladder carcinoma?
A patient presents with hematuria, urgency, and dysuria. Which symptom suggests a more advanced stage of bladder carcinoma?
If a patient's bladder carcinoma is staged as T3 according to the TNM classification, which anatomical structure has the tumor MOST likely invaded?
If a patient's bladder carcinoma is staged as T3 according to the TNM classification, which anatomical structure has the tumor MOST likely invaded?
A patient is diagnosed with early-stage, non-muscle invasive bladder cancer. What therapeutic strategy is MOST likely to be employed FIRST?
A patient is diagnosed with early-stage, non-muscle invasive bladder cancer. What therapeutic strategy is MOST likely to be employed FIRST?
Which factor has LEAST evidence linking it to the development of bladder cancer?
Which factor has LEAST evidence linking it to the development of bladder cancer?
A 43-year-old male presents with severe, colicky left loin pain. What underlying pathology should be suspected FIRST?
A 43-year-old male presents with severe, colicky left loin pain. What underlying pathology should be suspected FIRST?
A 43-year-old male presents with severe, colicky pain. If the patient were female, which additional differential diagnosis requires consideration?
A 43-year-old male presents with severe, colicky pain. If the patient were female, which additional differential diagnosis requires consideration?
A 43-year-old male presents with sudden onset colicky abdominal pain. Which initial diagnostic test differentiates renal colic from other potential intra-abdominal pathologies?
A 43-year-old male presents with sudden onset colicky abdominal pain. Which initial diagnostic test differentiates renal colic from other potential intra-abdominal pathologies?
Which factor is LEAST likely to contribute directly to the formation of calcium oxalate stones?
Which factor is LEAST likely to contribute directly to the formation of calcium oxalate stones?
What mechanism is MOST directly associated with the formation of struvite stones?
What mechanism is MOST directly associated with the formation of struvite stones?
If a patient has a history of recurrent calcium oxalate stones, what constitutes the MOST effective long-term management strategy to prevent stone formation?
If a patient has a history of recurrent calcium oxalate stones, what constitutes the MOST effective long-term management strategy to prevent stone formation?
Which statement accurately describes uric acid stones?
Which statement accurately describes uric acid stones?
A patient is diagnosed with a ureteral stone causing significant obstruction. Beyond pain management, what is the MOST immediate concern to address?
A patient is diagnosed with a ureteral stone causing significant obstruction. Beyond pain management, what is the MOST immediate concern to address?
What is the MOST concerning long-term sequela of a stricture of the ureter?
What is the MOST concerning long-term sequela of a stricture of the ureter?
Following a cystoscopy revealing a papillary tumor in the bladder of a patient with hematuria, what is the MOST critical immediate next step?
Following a cystoscopy revealing a papillary tumor in the bladder of a patient with hematuria, what is the MOST critical immediate next step?
Among the histological types of bladder carcinoma, which is the MOST commonly encountered?
Among the histological types of bladder carcinoma, which is the MOST commonly encountered?
What physiological disturbance can be DIRECTLY inferred from the complication of hydronephrosis?
What physiological disturbance can be DIRECTLY inferred from the complication of hydronephrosis?
What criteria BEST determine the prognosis of bladder carcinomas?
What criteria BEST determine the prognosis of bladder carcinomas?
Considering a patient with early bladder carcinoma, what is the MOST likely first-line treatment option?
Considering a patient with early bladder carcinoma, what is the MOST likely first-line treatment option?
What factor has an ESTABLISHED link to bladder cancer?
What factor has an ESTABLISHED link to bladder cancer?
Which of the following clinical findings would MOST suggest that a patient's flank pain is due to a cause other than renal colic?
Which of the following clinical findings would MOST suggest that a patient's flank pain is due to a cause other than renal colic?
Following a renal biopsy, which finding is MOST indicative of acute tubular necrosis (ATN) as the cause of acute kidney injury?
Following a renal biopsy, which finding is MOST indicative of acute tubular necrosis (ATN) as the cause of acute kidney injury?
A patient with chronic kidney disease (CKD) secondary to diabetic nephropathy is MOST at risk for developing which electrolyte abnormality?
A patient with chronic kidney disease (CKD) secondary to diabetic nephropathy is MOST at risk for developing which electrolyte abnormality?
Which medication class is MOST likely to cause acute interstitial nephritis (AIN)?
Which medication class is MOST likely to cause acute interstitial nephritis (AIN)?
A patient with end-stage renal disease (ESRD) is MOST likely to exhibit which hematological abnormality?
A patient with end-stage renal disease (ESRD) is MOST likely to exhibit which hematological abnormality?
What are the most common symptoms indicated in the slides?
What are the most common symptoms indicated in the slides?
What is the MOST likely diagnosis to be considered for a 43-year old male with severe colicky left loin pain?
What is the MOST likely diagnosis to be considered for a 43-year old male with severe colicky left loin pain?
Which of the following best characterizes renal cell carcinoma?
Which of the following best characterizes renal cell carcinoma?
What type of investigation is usually conducted when dealing with haematuria?
What type of investigation is usually conducted when dealing with haematuria?
Based on what you have been thought in this lecture, which option is correct?
Based on what you have been thought in this lecture, which option is correct?
In a 65-year-old male presenting with left flank pain and a palpable abdominal mass, if imaging reveals multiple, bilateral renal masses, which genetic condition should be HIGHLY considered?
In a 65-year-old male presenting with left flank pain and a palpable abdominal mass, if imaging reveals multiple, bilateral renal masses, which genetic condition should be HIGHLY considered?
A 65-year-old male with a left renal mass and elevated haemoglobin is suspected of having paraneoplastic erythrocytosis. Which factor produced by the tumour cells is MOST likely driving this erythrocytosis?
A 65-year-old male with a left renal mass and elevated haemoglobin is suspected of having paraneoplastic erythrocytosis. Which factor produced by the tumour cells is MOST likely driving this erythrocytosis?
In a 65-year-old male presenting with a left renal mass and elevated CRP, if the CRP remains persistently elevated despite treatment of a presumed infection, which of the following conditions would raise suspicion for a paraneoplastic syndrome?
In a 65-year-old male presenting with a left renal mass and elevated CRP, if the CRP remains persistently elevated despite treatment of a presumed infection, which of the following conditions would raise suspicion for a paraneoplastic syndrome?
Following ultrasound detection of a renal mass, if a CT scan with contrast is contraindicated, what is the MOST appropriate alternative imaging modality to stage the renal mass and assess for metastasis?
Following ultrasound detection of a renal mass, if a CT scan with contrast is contraindicated, what is the MOST appropriate alternative imaging modality to stage the renal mass and assess for metastasis?
In a patient with a hypodense renal mass on CT scan, which finding on imaging would MOST strongly suggest the need for biopsy to differentiate between oncocytoma and clear cell renal cell carcinoma?
In a patient with a hypodense renal mass on CT scan, which finding on imaging would MOST strongly suggest the need for biopsy to differentiate between oncocytoma and clear cell renal cell carcinoma?
A patient is diagnosed with clear cell renal cell carcinoma. Which of the following molecular mechanisms is MOST commonly implicated in the pathogenesis of this cancer?
A patient is diagnosed with clear cell renal cell carcinoma. Which of the following molecular mechanisms is MOST commonly implicated in the pathogenesis of this cancer?
A patient with renal cell carcinoma develops hypercalcemia. Which of the following mechanisms involving PTHrP (parathyroid hormone-related protein) BEST explains this paraneoplastic effect?
A patient with renal cell carcinoma develops hypercalcemia. Which of the following mechanisms involving PTHrP (parathyroid hormone-related protein) BEST explains this paraneoplastic effect?
A 56-year-old male presents with hematuria and is subsequently diagnosed with bladder cancer. Which of the following environmental exposures is LEAST directly implicated in the development of bladder cancer?
A 56-year-old male presents with hematuria and is subsequently diagnosed with bladder cancer. Which of the following environmental exposures is LEAST directly implicated in the development of bladder cancer?
A 56-year-old male presents with hematuria and is diagnosed with bladder carcinoma. Which symptom suggests a higher likelihood of muscle-invasive disease?
A 56-year-old male presents with hematuria and is diagnosed with bladder carcinoma. Which symptom suggests a higher likelihood of muscle-invasive disease?
In a patient with bladder carcinoma staged as T3 according to the TNM classification, which anatomical structure has the tumor MOST likely invaded?
In a patient with bladder carcinoma staged as T3 according to the TNM classification, which anatomical structure has the tumor MOST likely invaded?
For a patient diagnosed with early-stage, non-muscle invasive bladder cancer, which therapeutic strategy is MOST likely to be employed FIRST?
For a patient diagnosed with early-stage, non-muscle invasive bladder cancer, which therapeutic strategy is MOST likely to be employed FIRST?
What physiological disturbance can you DIRECTLY infer from the complication of hydronephrosis?
What physiological disturbance can you DIRECTLY infer from the complication of hydronephrosis?
Flashcards
Flank Pain
Flank Pain
Pain in the side of the body between the ribs and the hip.
Haematuria
Haematuria
The presence of blood in the urine.
Causes of flank pain
Causes of flank pain
Renal, Colonic, Adrenal and Ureteric masses
Types of Renal Masses
Types of Renal Masses
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Renal Mass
Renal Mass
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Differential Diagnosis of Flank Pain
Differential Diagnosis of Flank Pain
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Most likely renal tumour
Most likely renal tumour
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Aetiology of RCC
Aetiology of RCC
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Treatment of Renal Cell Carcinoma
Treatment of Renal Cell Carcinoma
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Cells of origin
Cells of origin
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Urothelial Carcinoma
Urothelial Carcinoma
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Renal Carcinoma prognosis
Renal Carcinoma prognosis
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Paraneoplastic effects
Paraneoplastic effects
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Differentials of Haematuria
Differentials of Haematuria
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Renal causes of Haematuria
Renal causes of Haematuria
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Bladder causes of haematuria
Bladder causes of haematuria
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Transitional cell carcinoma
Transitional cell carcinoma
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Investigation of haematuria
Investigation of haematuria
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PC of bladder carcinomas
PC of bladder carcinomas
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Management of Urothelial bladder
Management of Urothelial bladder
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Prognosis of bladder carcinoma
Prognosis of bladder carcinoma
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Aetiology of Bladder Cancer
Aetiology of Bladder Cancer
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Causes of haematuria
Causes of haematuria
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To distinguish between.
To distinguish between.
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Types of Urinary Stones
Types of Urinary Stones
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Triple Stones
Triple Stones
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What causes hypercalcaemia?
What causes hypercalcaemia?
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Uncommon causes/reasons for renal colic
Uncommon causes/reasons for renal colic
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Another uncommon cause for renal colic
Another uncommon cause for renal colic
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Common implications
Common implications
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Raised CRP
Raised CRP
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Renal Mass on Ultrasound
Renal Mass on Ultrasound
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Kidney Tumour
Kidney Tumour
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Further investigation
Further investigation
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Hypodense Mass
Hypodense Mass
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Usually Bx
Usually Bx
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Carcinoma
Carcinoma
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Types of Renal Parenchyma Carcinoma
Types of Renal Parenchyma Carcinoma
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Renal Colic
Renal Colic
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Differentials
Differentials
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Routinely
Routinely
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Most common urinary stone
Most common urinary stone
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Causes of urinary stones
Causes of urinary stones
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Study Notes
- The Turning Point ID for this presentation is REGUBCPC2
Pathology CPC
- Includes flank pain and haematuria
Case A - Male 65
- The patient presented with left flank pain for 4 months
- There is no radiation from the pain
- They report no specific issues or concerns (S/R Nil)
- The patient was previously well
- On examination of the abdomen, a left-sided abdominal mass was found
Differentials for Flank Pain
- Renal Mass: Could be benign, malignant, or an abscess
- Colonic Mass
- Adrenal Mass
- Ureteric Mass
- Splenomegaly
Lab Investigations
- Haemoglobin (Hb) level is 17 g/dL
- CRP level is 40
- White Cell Count (WCC) is normal
Further Investigations
- Classification of investigations: Laboratory and diagnostic imaging; organ and site specific investigations
- Ultrasound of the abdomen is indicated
- A CT scan of the abdomen may be necessary
Ultrasound Results
- A mass was located on the left kidney, measuring 8cm
- The mass displays iso- to hypoechoic characteristics
Differential Diagnosis for Kidney Mass
-
Tumour, which can be benign or malignant:
- Primary: Carcinoma, Sarcoma, Lymphoma
- Secondary: Carcinoma, Sarcoma, Melanoma, and Other
-
Abscess
-
Renal tumour is the most likely diagnosis in this age group
-
Additional investigations include CT and angiography
CT Scan Results
-
Reveals a hypodense mass
-
Biopsies are usually not necessary as CT scan features are pathognomonic
-
A biopsy can be done if the patient has a solitary kidney
-
A biopsy can be done if a patient is suitable for partial nephrectomy
Differentials for Renal Mass
-
Renal mass:
- Carcinoma: of kidney tubules or urothelium in renal pelvis
- Lymphoma: B cell or T cell
- Sarcoma
- Metastasis
- Benign Tumours: Angiomyolipomas associated with Tuberous Sclerosis, Oncocytoma, Adenoma
-
Renal tumour is the most likely diagnosis for persons in this age group
Types of Renal Parenchyma Carcinoma
- Clear cell carcinoma
- Papillary carcinoma
- Collecting duct carcinoma
- Chromosomal associated carcinoma
- Chromophobe carcinoma
Aetiology of Renal Cell Carcinoma
- Genetic factors: Von Hippel Lindau Syndrome and chromosomal translocations
- Polycystic disease
- Cystic disease related to dialysis
- Smoking
- Numerous other translocations have recently been identified
Treatment of Renal Parenchyma Cell Carcinoma
-
Nephrectomy is usually performed
-
Chemotherapy may be used
-
The cell of origin for renal parenchymal cell carcinoma is the renal tubule
-
Urothelial Carcinoma is another type of carcinoma within the kidney which arises from the renal pelvis
Prognosis of Renal Cell Carcinoma
- Factors determining prognosis are stage, grade, and type
- If the kidney is confined, the 5-year survival rate is 70%
- If the renal vein is involved, the 5-year survival rate is 15%
- Paraneoplastic effects are sometimes seen in renal carcinoma: Polycythaemia, hypercalcaemia, and hypertension
Case B - Male 56
- Overview of Haematuria
- PC: Haematuria on 2 occasions
- Otherwise well
Differentials for Haematuria
- Renal
- Post-renal
- General/systemic
Renal Causes of Haematuria
- Tumour: Benign/Malignant
- Glomerulonephritis
- Calculi
- Pyelonephritis
- Trauma
- Infarction with tissue necrosis, e.g., emboli
- Think of glomeruli, tubules, and the pelvis of the kidney
Non-Renal Causes of Haematuria
- Tumour Urinary Tract: TCC/Urothelial Ca
- Bladder, Ureter, Urethra
- Bladder causes
- Urothelial, squamous cell, or adenocarcinoma
- Stones
- Infections - Cystitis
- Anticoagulant Treatment
Investigations of Haematuria
-
Remember classification of investigations
- Laboratory
- Diagnostic imaging
- Organ and site specific
-
An ultrasound of the kidney is indicated
-
Cystoscopy and biopsy of bladder lesion should be performed if present
-
IVP (intravenous pyelogram) is uncommonly used
-
A cystoscopy revealed a papillary tumour in the bladder
-
Benign and malignant are the possible characteristics of bladder tumours
-
Malignant is more common than benign
Types of Bladder Carcinoma
- Urothelial Ca (also called Transitional cell)
- Squamous Ca with Schistosomiasis and calculi (metaplasia)
- Adenocarcinoma in urachal remnant, (Very rare) and colo/recto-vesical fistulae (also metaplasia)
- Very occasional mets
Other Bladder Neoplasms
- Sarcoma and Lymphoma are rare
PC of Bladder Carcinomas
- Primary carcinoma symptoms and complications
- Haematuria
- Dysuria
- Urgency
- Hydro ureter due to obstruction of ureter
- Hydronephrosis – due to obstruction of renal pelvis
- Ureteric outflow obstruction
Prognosis of Bladder Carcinoma
- Depends on type, grade, and stage (TNM)
- T refers to level of invasion through the bladder
Management of Urothelial/TCC Bladder
- Excision of Ca if early
- Radical cystectomy for muscle invasive carcinoma
- Treatment of Carcinoma in Situ - BCG
Aetiology of Bladder Cancer
- Smoking
- Aniline Dye
- Stones
- Chronic inflammation
- Schistosomiasis
Haematuria
- Has many causes
- Could originate from Kidney, Bladder, Ureter, or Urethra
- Requires imaging to determine its cause
- Anticoagulation therapies, e.g. Warfarin and Heparin.
Case C - Male 43
- PC: Severe colicky left loin pain over the last 2/7 with sudden onset an extreme severity.
- Never unwell before
Differentials
- Renal Colic is most likely
- GIT obstruction
- ? Gallstone colic
Urinalysis is a single test to distinguish between the possible conditions
- Calcium Oxalate is the most common urinary stone at 80% by composition
- Triple stones (Staghorn, MG, Ammonium, 15% Phosphate)
- Uric Acid
- Cystinuria / Oxalosis
Causes of Urinary Stones
- Calcium/Oxalate Stones
- Hypercalcaemia, e.g., increased PTH
- Defect in tubular re-absorption of calcium
- Triple stones
- UTI's, especially Proteus due to urea breakdown to Alkaline urine to precipitation of salts
- Uric Acid Stones
- Hyperuricaemia
Other Causes of Renal Colic
- Tumour - causing obstruction
- Blood clot in the ureter – trauma or glomerular causes of haematuria – rare
Complications of Urinary Stones
- Obstructed ureter leading to hydro ureter, hydronephrosis, and pyelonephritis
- Stricture to the ureter
- recurrent stones
Learning Outcomes
- Summarise the Clinical and Pathological Features of Renal Cell Carcinoma
- List the differential Diagnosis
- Determine the prognosis of Renal Cell Carcinoma with reference to Grade and Stage
- Classify Renal Calculi
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