Podcast
Questions and Answers
What disease should we suppose in patient with arterial hypertension and hypokalemia:
What disease should we suppose in patient with arterial hypertension and hypokalemia:
- Addison´s disease
- Secondary hyperaldosteronism
- Primary hyperaldosteronism (Conn's syndrome) (correct)
- Gastrointestinal potassium losses
In patient with hyperkalemia and hyponatremia we suppose following disease:
In patient with hyperkalemia and hyponatremia we suppose following disease:
- Cushing syndrome
- Addison's disease (correct)
- Conn's syndrome
- All of the above
Dexametasone test is indicated in patients with suspected:
Dexametasone test is indicated in patients with suspected:
- Hypercortisolism (correct)
- Hypocorticism
- Hypothyroidisim
- Hyperaldosteronism
Arterial Hypertension does not occur in:
Arterial Hypertension does not occur in:
clinical manifestation of pituitary adenoma contains these symptoms EXCEPT:
clinical manifestation of pituitary adenoma contains these symptoms EXCEPT:
Chvostek sign with hypocalcemia is typical symptom of:
Chvostek sign with hypocalcemia is typical symptom of:
Low fT4 and high TSH indicate a:
Low fT4 and high TSH indicate a:
Causes of hyperprolactinaemia include the following EXCEPT:
Causes of hyperprolactinaemia include the following EXCEPT:
Increased level of reticulocytes in the peripheral blood is the sign of:
Increased level of reticulocytes in the peripheral blood is the sign of:
The most sensitive laboratory method for evaluation of pheochromocytoma is:
The most sensitive laboratory method for evaluation of pheochromocytoma is:
Polyuria following head trauma is usually caused by
Polyuria following head trauma is usually caused by
Laser photocoagulation is used for the treatment of:
Laser photocoagulation is used for the treatment of:
Group of specific types of diabetes mellitus includes:
Group of specific types of diabetes mellitus includes:
What symptom is not typical for thyrotoxicosis
What symptom is not typical for thyrotoxicosis
The recognized features of Cushing´s syndrome do NOT include:
The recognized features of Cushing´s syndrome do NOT include:
The following are recognized features of hypoparathyroidism:
The following are recognized features of hypoparathyroidism:
Destructive lymphoid infiltration of the thyroid gland is typical for
Destructive lymphoid infiltration of the thyroid gland is typical for
The following could be features of hypothyroidism:
The following could be features of hypothyroidism:
Causes of hypokalemia may be:
Causes of hypokalemia may be:
A 27 year old woman complained of polyuria and polydipsia. Possible diagnose does NOT include:
A 27 year old woman complained of polyuria and polydipsia. Possible diagnose does NOT include:
Causes of hypercalcemia do not include:
Causes of hypercalcemia do not include:
Female patient with history of treated primary hypothyroidism (treated with substitution dose of thyroxine) becomes pregnant. What would you advise
Female patient with history of treated primary hypothyroidism (treated with substitution dose of thyroxine) becomes pregnant. What would you advise
Sideropenic anemia is characterized by:
Sideropenic anemia is characterized by:
For pernicious anemia are specific:
For pernicious anemia are specific:
Clinical signs of anemic syndrome:
Clinical signs of anemic syndrome:
Megaloblastic anemia:
Megaloblastic anemia:
Thrombocytopenia is not caused by:
Thrombocytopenia is not caused by:
Medullary thyroid carcinoma is associated with elevated serum concentration of:
Medullary thyroid carcinoma is associated with elevated serum concentration of:
Bence Jones protein paraprotein in the urine is examined to diagnose:
Bence Jones protein paraprotein in the urine is examined to diagnose:
In myelodysplastic syndrome is:
In myelodysplastic syndrome is:
Haptoglobin:
Haptoglobin:
Secondary hyperparathyroidism can be caused by all of these conditions EXCEPT
Secondary hyperparathyroidism can be caused by all of these conditions EXCEPT
Hypoparathyroidism is associated with the following symptoms
Hypoparathyroidism is associated with the following symptoms
Hyperparathyroidism is NOT associated with the following
Hyperparathyroidism is NOT associated with the following
Which of following is a sign of hyperthyroidism?
Which of following is a sign of hyperthyroidism?
Cushing´ s disease includes these symptoms EXCEPT
Cushing´ s disease includes these symptoms EXCEPT
Which of following is a sign of hypothyroidism?
Which of following is a sign of hypothyroidism?
What are signs of Cushing's syndrome?
What are signs of Cushing's syndrome?
What are signs of Addison's disease?
What are signs of Addison's disease?
Dopamine is:
Dopamine is:
Primary hypocowticism is associated with the following electrolyte changes
Primary hypocowticism is associated with the following electrolyte changes
Which drug is not used to treat prolactinoma?
Which drug is not used to treat prolactinoma?
Which marker is used for follow up of patients with papillary or follicular thyroid cancer?
Which marker is used for follow up of patients with papillary or follicular thyroid cancer?
Co-occurence of arterial hypertension and hypokalemia is most characteristic for
Co-occurence of arterial hypertension and hypokalemia is most characteristic for
Which drug can cause thyrotoxic crisis?
Which drug can cause thyrotoxic crisis?
What is not a cause of hypercalciaemia?
What is not a cause of hypercalciaemia?
Highest sensitivity and specificity for detection of pheochromocytoma has the following test
Highest sensitivity and specificity for detection of pheochromocytoma has the following test
What is a symptom of hyperparathyroidism?
What is a symptom of hyperparathyroidism?
Which drug is not used to treat hypercalciaemia?
Which drug is not used to treat hypercalciaemia?
Diagnosis of Cushing´s syndrom is based on the following tests EXCEPT
Diagnosis of Cushing´s syndrom is based on the following tests EXCEPT
Which of these acute diabetes complications is typical for type 1 diabetes mellitus (DM1)?
Which of these acute diabetes complications is typical for type 1 diabetes mellitus (DM1)?
Choose non-autoimmune disease
Choose non-autoimmune disease
Which endocrinopathy is not typically connected with diabetes?
Which endocrinopathy is not typically connected with diabetes?
Insulin stimulates
Insulin stimulates
Diabetic triad contains these symptoms EXCEPT
Diabetic triad contains these symptoms EXCEPT
Type 2 diabetes mellitus is NOT associated with
Type 2 diabetes mellitus is NOT associated with
Which of these criteria is not diagnostic for diabetes?
Which of these criteria is not diagnostic for diabetes?
What is not typical for diabetes mellitus type 1?
What is not typical for diabetes mellitus type 1?
Select FALSE statement about diabetic ketoacidosis
Select FALSE statement about diabetic ketoacidosis
Which antidiabetic drug decreases insulin resistance:
Which antidiabetic drug decreases insulin resistance:
Which imaging technique is the most important diagnostic test for pituitary adenomas?
Which imaging technique is the most important diagnostic test for pituitary adenomas?
Anti-21-hydroxylate antibodies are markers of:
Anti-21-hydroxylate antibodies are markers of:
Long term glycemic control (2-3 months) in patients with diabetes mellitus can be assessed by examination of
Long term glycemic control (2-3 months) in patients with diabetes mellitus can be assessed by examination of
Which antibodies don't play a role in pathogenesis of thyreopathies?
Which antibodies don't play a role in pathogenesis of thyreopathies?
Low reticulocyte concentration is NOT characteristic for
Low reticulocyte concentration is NOT characteristic for
Insulin tolerance test with hypoglycemia is used as:
Insulin tolerance test with hypoglycemia is used as:
Patients with chronic kidney disease usually present with
Patients with chronic kidney disease usually present with
Saline infusion test is used to diagnose:
Saline infusion test is used to diagnose:
Dexamethasone suppression test is used to diagnose:
Dexamethasone suppression test is used to diagnose:
Low serum iron concentration, elevated iron binding capacity, low transferring saturation, low ferritin, elevated soluble transferin receptor indicate:
Low serum iron concentration, elevated iron binding capacity, low transferring saturation, low ferritin, elevated soluble transferin receptor indicate:
Anemia is defined by the level of hemoglobin in the blood:
Anemia is defined by the level of hemoglobin in the blood:
Jaundice can be a typical manifestation of:
Jaundice can be a typical manifestation of:
In pregnant women anaemia is diagnosed by the following WHO criteria
In pregnant women anaemia is diagnosed by the following WHO criteria
Direct Coomb's tests are used to diagnose:
Direct Coomb's tests are used to diagnose:
Macrocytosis is present in the following conditions EXCEPT
Macrocytosis is present in the following conditions EXCEPT
What is NOT a symptom of anemia?
What is NOT a symptom of anemia?
Which finding is NOT typical for hemolytic anemia?
Which finding is NOT typical for hemolytic anemia?
Bone marrow aspiration and/or biopsy is indicated EXCEPT
Bone marrow aspiration and/or biopsy is indicated EXCEPT
Antibodies against intrinsic factor are typical for:
Antibodies against intrinsic factor are typical for:
Preffered site for bone marrow aspiration/biopsy in adults is
Preffered site for bone marrow aspiration/biopsy in adults is
Which statement is false for microcytic anemia with iron deficiency?
Which statement is false for microcytic anemia with iron deficiency?
Macrocytic anemia is connected with:
Macrocytic anemia is connected with:
Side effects of anaemia treatment include the following EXCEPT
Side effects of anaemia treatment include the following EXCEPT
How can we diagnose the diabetes mellitus?
How can we diagnose the diabetes mellitus?
Dynamic test in endocrinology????
Dynamic test in endocrinology????
Test for acromegaly
Test for acromegaly
For myelofibrosis is not typical:
For myelofibrosis is not typical:
When do we use insulin test
When do we use insulin test
Myelofibrosis can occur after:
Myelofibrosis can occur after:
When do we use water deprivation test
When do we use water deprivation test
Low ferritin occurs in:
Low ferritin occurs in:
When do we use dexamethasone?
When do we use dexamethasone?
Hypoglycemia does not occur in:
Hypoglycemia does not occur in:
To contrarregulatory hormones (activation in presence of hypoglycemia) does not belong:
To contrarregulatory hormones (activation in presence of hypoglycemia) does not belong:
JAK-2 kinase mutation is present in patient with:
JAK-2 kinase mutation is present in patient with:
The most common cause of thyroid cancer is:
The most common cause of thyroid cancer is:
Kohn syndrome is characterized by two things:
Kohn syndrome is characterized by two things:
Characterize hypoglycemia by values
Characterize hypoglycemia by values
What endocrinological pathies (?) have something in common?
What endocrinological pathies (?) have something in common?
Activation of the renin system
Activation of the renin system
Wide adisonic?
Wide adisonic?
the mineral and central in the Addisons disease
the mineral and central in the Addisons disease
What is the most common endocrine pathy (?) worldwide?
What is the most common endocrine pathy (?) worldwide?
Typical for Grave´s disease
Typical for Grave´s disease
Thyroid cancer
Thyroid cancer
Anemia
Anemia
Diseases that are diagnosed only after bone marrow examination
Diseases that are diagnosed only after bone marrow examination
Diseases we need for diagnosis of bone examination (??)
Diseases we need for diagnosis of bone examination (??)
Blood transfusion
Blood transfusion
What to check in patient before blood transfusion?
What to check in patient before blood transfusion?
Values of hemoglobin where blood transfusion is needed
Values of hemoglobin where blood transfusion is needed
Microalbuminuria is marker of:
Microalbuminuria is marker of:
Thyroid cancer that is able to produce calcitonin is:
Thyroid cancer that is able to produce calcitonin is:
Prognostic markers in chronic lymphatic leukemia is:
Prognostic markers in chronic lymphatic leukemia is:
Bone fragility is not typical for:
Bone fragility is not typical for:
Excessive thirst does not occur in:
Excessive thirst does not occur in:
Weight gain occurs in:
Weight gain occurs in:
To the causes of SIADH does not belong:
To the causes of SIADH does not belong:
Diabetes insipidus diagnosis is made with:
Diabetes insipidus diagnosis is made with:
To the causes of hypernatremia does not belong:
To the causes of hypernatremia does not belong:
Macrocytic anaemia is not typical for patients with:
Macrocytic anaemia is not typical for patients with:
Hypereosinophylia does not occur in:
Hypereosinophylia does not occur in:
For primary hypoadrenalism is not typical:
For primary hypoadrenalism is not typical:
Anemia with hemoglobin levels 78 g/L, MCV 110 fl is called:
Anemia with hemoglobin levels 78 g/L, MCV 110 fl is called:
Diabetic neuropathy does not increase the risk of:
Diabetic neuropathy does not increase the risk of:
The most common causes of hypercalcemia do not involve:
The most common causes of hypercalcemia do not involve:
Primary hyperparathyroidism does not cause:
Primary hyperparathyroidism does not cause:
Idiopathic thrombocytopenia purport (what is not correct):
Idiopathic thrombocytopenia purport (what is not correct):
Hypoglycemia does not occur in:
Hypoglycemia does not occur in:
Secondary arterial hypertension does not occur in:
Secondary arterial hypertension does not occur in:
To the acute complications of diabetes mellitus does not belong:
To the acute complications of diabetes mellitus does not belong:
Secondary diabetes mellitus does not occur in:
Secondary diabetes mellitus does not occur in:
Diabetes mellitus is diagnosed when?
Diabetes mellitus is diagnosed when?
For diabetes insipidus is not typical:
For diabetes insipidus is not typical:
Hyperosmolar coma is not a typical complication of:
Hyperosmolar coma is not a typical complication of:
Elevation of TSH with normal levels of T4 and T3 is called:
Elevation of TSH with normal levels of T4 and T3 is called:
Patient with chronic kidney disease usually present with
Patient with chronic kidney disease usually present with
The following endocrine disease could cause hyperpigmentation
The following endocrine disease could cause hyperpigmentation
Conn's syndrome - choose an incorrect statement:
Conn's syndrome - choose an incorrect statement:
Addison´s disease can be associated with
Addison´s disease can be associated with
Causes of high prolactin level include:
Causes of high prolactin level include:
Chvostek sign is typical symptom of:
Chvostek sign is typical symptom of:
Term "specific diabetes mellitus types" includes:
Term "specific diabetes mellitus types" includes:
Side effect of metformin can be
Side effect of metformin can be
Low fT4 and high TSH indicate:
Low fT4 and high TSH indicate:
Elevated soluble transferin receptor level typically indicates:
Elevated soluble transferin receptor level typically indicates:
Dexametason test is indicated in patients with suspected:
Dexametason test is indicated in patients with suspected:
The most sensitive lab method for evaluation:
The most sensitive lab method for evaluation:
Diabetic ketoacidosis symptoms include:
Diabetic ketoacidosis symptoms include:
a 27-year old woman complained of polyuria and polydipsia. Possible diagnose does NOT include:
a 27-year old woman complained of polyuria and polydipsia. Possible diagnose does NOT include:
Hypoglycemia in insulin-treated diabetic patients typically occurs
Hypoglycemia in insulin-treated diabetic patients typically occurs
Laser photocoagulation is used for the treatment of:
Laser photocoagulation is used for the treatment of:
Prolactine - secreting pituitary adenoma in males leads to:
Prolactine - secreting pituitary adenoma in males leads to:
The following could be features of hypothyroidism:
The following could be features of hypothyroidism:
Low number of retrulocytes in the peripheral blood is NOT a characteristic of:
Low number of retrulocytes in the peripheral blood is NOT a characteristic of:
Symptoms of autonomic diabetic neuropathy do NOT include:
Symptoms of autonomic diabetic neuropathy do NOT include:
Arterial hypertension does not occur in:
Arterial hypertension does not occur in:
The following is NOT a recognized feature of primary hyperparathyroidism:
The following is NOT a recognized feature of primary hyperparathyroidism:
The following are recogniced features of hypoparathyroidism:
The following are recogniced features of hypoparathyroidism:
Outpatient screening methods for confirming the presence Cushing´s syndrome include:
Outpatient screening methods for confirming the presence Cushing´s syndrome include:
The following is NOT a recognized feature of primary hyperparathyroidism:
The following is NOT a recognized feature of primary hyperparathyroidism:
Medullary thyrocarcinoma is associated with elevated serum concentration of:
Medullary thyrocarcinoma is associated with elevated serum concentration of:
The following statement is NOT true regarding acromegaly
The following statement is NOT true regarding acromegaly
Haptoglobin
Haptoglobin
The recognized features of Cushing syndrome DO NOT include
The recognized features of Cushing syndrome DO NOT include
Prolactine - secreting pituitary adenoma in females lead to:
Prolactine - secreting pituitary adenoma in females lead to:
In the treatment of type 1 diabetes are NOT used:
In the treatment of type 1 diabetes are NOT used:
typical signs of decompensated diabetes include:
typical signs of decompensated diabetes include:
Signs of hypocortisolism typically DO NOT include:
Signs of hypocortisolism typically DO NOT include:
Patient on thyroxine substitution therapy due to peripheral hypothyroidism has a serum TSH of 2.53 mIU/L (normal: 0.27 - 4.5 mIU/L). This finding means that the dose of thyroxine is:
Patient on thyroxine substitution therapy due to peripheral hypothyroidism has a serum TSH of 2.53 mIU/L (normal: 0.27 - 4.5 mIU/L). This finding means that the dose of thyroxine is:
Graphite marks on the gingiva and buccal mucosa suggest:
Graphite marks on the gingiva and buccal mucosa suggest:
Asthma cardiale
Asthma cardiale
Ortopnoe is
Ortopnoe is
Cardiac oedemas are :
Cardiac oedemas are :
There is a typical sign for the peripheral cyanosis
There is a typical sign for the peripheral cyanosis
Hepatojugullar reflux is a typical sign of
Hepatojugullar reflux is a typical sign of
The place for the auscultation of the pulmonary artery is
The place for the auscultation of the pulmonary artery is
What approach is necessary to be performed in patients with cold thyroid nodule
What approach is necessary to be performed in patients with cold thyroid nodule
Arterial hypertension does not occur in:
Arterial hypertension does not occur in:
Which of following symptoms is not present in patients with hypocorticism:
Which of following symptoms is not present in patients with hypocorticism:
diagnosis of diabetes mellitus is confirmed by:
diagnosis of diabetes mellitus is confirmed by:
Glucocorticoids are produced predominantly in:
Glucocorticoids are produced predominantly in:
Dexametason test is indicated in patients with suspected:
Dexametason test is indicated in patients with suspected:
What is the typical adverse effect of the glucocorticoid treatment:
What is the typical adverse effect of the glucocorticoid treatment:
Choose an INCORRECT statement about the therapy of thyrotoxic crisis:
Choose an INCORRECT statement about the therapy of thyrotoxic crisis:
Chvostek sign is typical symptoms
Chvostek sign is typical symptoms
What is the typical laboratory finding in patient with primary hyperparathyroidism:
What is the typical laboratory finding in patient with primary hyperparathyroidism:
For acromegaly diagnosis it is crucial to assess:
For acromegaly diagnosis it is crucial to assess:
Low FT4 and high TSH indicate a:
Low FT4 and high TSH indicate a:
Clinical symptoms of acromegaly DO NOT include:
Clinical symptoms of acromegaly DO NOT include:
The most sensitive laboratory method for evaluation of pheochromocytoma is:
The most sensitive laboratory method for evaluation of pheochromocytoma is:
High plasma ACTH and low plasma cortisol indicate:
High plasma ACTH and low plasma cortisol indicate:
Choose a correct statement about diagnosis of diabetes mellitus (WHO criteria):
Choose a correct statement about diagnosis of diabetes mellitus (WHO criteria):
Diabetes insipidus therapy is based on:
Diabetes insipidus therapy is based on:
Diabetes mellitus is a metabolic disorder due to
Diabetes mellitus is a metabolic disorder due to
For diabetes mellitus 1. type is typical
For diabetes mellitus 1. type is typical
Choose the CORRECT statement:
Choose the CORRECT statement:
Diabetic ketoacidosis symptoms include:
Diabetic ketoacidosis symptoms include:
Hyperosmolar non-ketoacidotic coma is not characterised by
Hyperosmolar non-ketoacidotic coma is not characterised by
Hypoglycaemia is typical feature of:
Hypoglycaemia is typical feature of:
Typical laboratory findings in peripheral hypothyroids are:
Typical laboratory findings in peripheral hypothyroids are:
Leucopaenia is
Leucopaenia is
Normal level of hemoglobine in a women is
Normal level of hemoglobine in a women is
Clinical complications of Cushing syndrome DO NOT include:
Clinical complications of Cushing syndrome DO NOT include:
Number of the leucocytes in a healthy subjects is
Number of the leucocytes in a healthy subjects is
Trombocytopaenia is
Trombocytopaenia is
Acromegaly treatment DOES NOT include:
Acromegaly treatment DOES NOT include:
The most important for the prevention of diabetic microangiopathy is
The most important for the prevention of diabetic microangiopathy is
Steatorhea is
Steatorhea is
The C-peptid level in blood:
The C-peptid level in blood:
Fasting glucose level of 7.5 mmol/L corresponds to:
Fasting glucose level of 7.5 mmol/L corresponds to:
Hypoglycemia is NOT caused by:
Hypoglycemia is NOT caused by:
Increased number of reticulocytes in the peripheral blood is the sign of:
Increased number of reticulocytes in the peripheral blood is the sign of:
The clinical symptom of megaloblastic anemia is not:
The clinical symptom of megaloblastic anemia is not:
The insulin is produced by
The insulin is produced by
During the dexamethasone test in peripheral Cushing syndrome:
During the dexamethasone test in peripheral Cushing syndrome:
Hemolytic anemia causes in a serum increase of:
Hemolytic anemia causes in a serum increase of:
In a healthy individual, insulin-induced hypoglycemia (insulin test) leads to an increase of:
In a healthy individual, insulin-induced hypoglycemia (insulin test) leads to an increase of:
The most important criterion for anemia diagnosis is:
The most important criterion for anemia diagnosis is:
The megaloblastic anaemias are:
The megaloblastic anaemias are:
The main clinical features of the respiratory diseases are
The main clinical features of the respiratory diseases are
Hypertension IS NOT a part of the clinical pictures in:
Hypertension IS NOT a part of the clinical pictures in:
Expiratory breathlesness is caused by
Expiratory breathlesness is caused by
Dull percussion is typical for
Dull percussion is typical for
Increased serum calcium level, hypophosphatemia, and increased serum PTH concentration suggests:
Increased serum calcium level, hypophosphatemia, and increased serum PTH concentration suggests:
The Grafe ́s sign is typical for
The Grafe ́s sign is typical for
Clinical picture of hypoparathyroidism DOES NOT include:
Clinical picture of hypoparathyroidism DOES NOT include:
Moon face is typical for
Moon face is typical for
Murphy sign is
Murphy sign is
Hodking lymphoma is a malignant proliferation of lymphoid cells. Which of the following statements is FALSE regarding Hodking lymphoma?
Hodking lymphoma is a malignant proliferation of lymphoid cells. Which of the following statements is FALSE regarding Hodking lymphoma?
For the pleural effusion is typical
For the pleural effusion is typical
Which of the following are not types of chronic myeloproliferative disorders?
Which of the following are not types of chronic myeloproliferative disorders?
Melena is mostly induced by
Melena is mostly induced by
Enterorhagia is
Enterorhagia is
We use several different markers use in the clinic to assist our differential pf microcytic anemia. Which of the following types of microcytic anemia would have a reduced ferritin concentration?
We use several different markers use in the clinic to assist our differential pf microcytic anemia. Which of the following types of microcytic anemia would have a reduced ferritin concentration?
Which virus is associated with Burkitt's lymphoma?
Which virus is associated with Burkitt's lymphoma?
In terms of differentiating between ALL and AML, which of the following characteristics is more typical of AML?
In terms of differentiating between ALL and AML, which of the following characteristics is more typical of AML?
The blood results of one of your patients come back and reveals a pancytopenia. Which of the following symptoms or signs would you not expect to see in this patient?
The blood results of one of your patients come back and reveals a pancytopenia. Which of the following symptoms or signs would you not expect to see in this patient?
A 48-year-old woman has been admitted to the hospital after she presented to the emergency department with complaints of abdominal and flank pain, constipation, polyuria, muscle aches, and mood disturbances. On arrival, her serum calcium level is 13.8 mg/dL and her serum phosphate level is 2.1 mg/dL. Her urinary analysis reveals raised alkaline phosphatase and urinary cAMP levels. Which of the following best explains her low serum phosphate levels?
A 48-year-old woman has been admitted to the hospital after she presented to the emergency department with complaints of abdominal and flank pain, constipation, polyuria, muscle aches, and mood disturbances. On arrival, her serum calcium level is 13.8 mg/dL and her serum phosphate level is 2.1 mg/dL. Her urinary analysis reveals raised alkaline phosphatase and urinary cAMP levels. Which of the following best explains her low serum phosphate levels?
A young girl presents with severe bleeding following dental procedures. Which of the following statements explains the reason why von Willebrand's disease would be the suitable initial investigative choice over hemophilia?
A young girl presents with severe bleeding following dental procedures. Which of the following statements explains the reason why von Willebrand's disease would be the suitable initial investigative choice over hemophilia?