CSD | Gastrointestinal Disorders Quiz
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Questions and Answers

What is the most common cause of small bowel obstruction (SBO) in patients with a history of abdominal surgery?

  • Adhesive peritoneal bands (correct)
  • Volvulus
  • Hernias
  • Crohn's disease
  • Which of the following is NOT a common cause of large bowel obstruction (LBO)?

  • Crohn's disease (correct)
  • Colonic volvulus
  • Diverticular strictures
  • Malignancy
  • What is the typical treatment for patients with uncomplicated diverticulitis?

  • Observation and conservative management
  • Intravenous antibiotics and a clear liquid diet
  • Oral antibiotics and a clear liquid diet (correct)
  • Immediate surgical intervention
  • What is the most common location for colonic volvulus?

    <p>Cecum and sigmoid colon (D)</p> Signup and view all the answers

    Which of the following is a potential complication of untreated bowel obstruction?

    <p>Ischemia and perforation (D)</p> Signup and view all the answers

    What is the typical pain associated with small bowel obstruction?

    <p>Colicky pain that waxes and wanes (A)</p> Signup and view all the answers

    What percentage of patients who undergo laparotomy are readmitted within two years with SBO from adhesions?

    <p>15% (A)</p> Signup and view all the answers

    What is the estimated 10-year risk of developing recurrent SBO from adhesions?

    <p>40% (A)</p> Signup and view all the answers

    What sign or symptom is typically present when peritoneal irritation occurs?

    <p>Guarding (A)</p> Signup and view all the answers

    What technique can be used to assess the presence of visceral enlargement?

    <p>Palpation (D)</p> Signup and view all the answers

    What is the recommended approach when beginning an abdominal examination?

    <p>Start far from the site of pain and move towards it (B)</p> Signup and view all the answers

    What is the significance of noting rebound tenderness during an abdominal exam?

    <p>It is an indication of a potential serious infection (B)</p> Signup and view all the answers

    What is the main reason for keeping the patient's hips and knees flexed during an abdominal exam?

    <p>To relax the abdominal musculature (D)</p> Signup and view all the answers

    What is the primary benefit of a thorough history and physical exam in the context of abdominal pain?

    <p>It helps to identify potential life-threatening conditions (C)</p> Signup and view all the answers

    Which of the following historical features can help differentiate between organic and nonorganic causes of abdominal pain?

    <p>Pain location (D)</p> Signup and view all the answers

    What are some of the red flags from the history that should prompt urgent triage to an emergency department?

    <p>Fever, vomiting, and inability to move the bowels (A)</p> Signup and view all the answers

    Which of the following authors have researched and written about the diagnostic efficacy of CT scans in the context of acute abdominal pain?

    <p>Tsushima Y, Yamada S, Aoki J, et al. (C), Ahn SH, Mayo-Smith WW, Murphy BL, et al. (D)</p> Signup and view all the answers

    What is a key clinical judgment made by primary care physicians regarding abdominal or chest pain, based on the research mentioned in the text?

    <p>Distinguishing between organic and nonorganic causes of pain. (D)</p> Signup and view all the answers

    Which authors have primarily focused on the role of radiography in the diagnosis of small bowel obstruction?

    <p>Maglinte DDT, Balthazar EJ, Kelvin FM, et al. (B)</p> Signup and view all the answers

    Which of the following authors investigated the effectiveness of early versus delayed surgery for acute cholecystitis?

    <p>van der Linden W, Sunzel H (A), McArthur P, Cuschieri A, Sells R, et al. (D)</p> Signup and view all the answers

    What is the primary focus of the research conducted by Yamamoto W, Kono H, Maekawa M, et al.?

    <p>The relationship between specific diseases and regions of abdominal pain. (A)</p> Signup and view all the answers

    Among the authors listed, who primarily focused on the diagnosis of pneumoperitoneum, particularly comparing abdominal CT vs. upright chest films?

    <p>Stapakis JP, Thickman D (B)</p> Signup and view all the answers

    Which authors investigated the connection between abdominal symptoms and the presence of gallstones?

    <p>Berger MY, van der Velden JJ, Lijmer JG, et al. (B)</p> Signup and view all the answers

    Which of the following authors investigated the diagnostic efficacy of radiographic imaging modalities in patients presenting with abdominal complaints in the emergency department?

    <p>Billittier AJ, Abrams BJ, Brunetto A (D)</p> Signup and view all the answers

    Which of the following studies explored the effect of abdominal aneurysm screening on mortality in men?

    <p>Multicentre Aneurysm Screening Study Group.The Multicentre Aneurysm Screening Study (MAS) into the effect of abdominal aneurysm screening on mortality in men: a randomised controlled trial.Lancet 2002;360:1531–9. (B)</p> Signup and view all the answers

    Which of the following studies focused on the diagnosis and treatment of gastrointestinal hemorrhage and ischemia?

    <p>Lefkovitz Z, Cappell MS, Lookstein R, et al.Radiologic diagnosis and treatment of gastro-intestinal hemorrhage and ischemia.Med Clin North Am 2002;86(6):1357–99. (B)</p> Signup and view all the answers

    Which of these studies aimed to assess the potential of D-dimer as a marker for acute bowel ischemia?

    <p>Acosta S, Nilsson TK, Bjorck M.Preliminary study of D-dimer as a possible marker of acute bowel ishaemia.Br J Surg 2001;88(3):385–8. (B)</p> Signup and view all the answers

    Which study centered on the surgical treatment of toxic dilatation of the colon?

    <p>Strauss RJ, Flint GW, Platt N, et al.The surgical management of toxic dilatation of the co-lon: a report of 28 cases and review of the literature.Ann Surg 1976;184(6):682–8. (B)</p> Signup and view all the answers

    What study explored the angiographic spectrum of acute mesenteric ischemia?

    <p>Clark RA, Gallant TE.Acute mesenteric ischemia: angiographic spectrum.Am J Radiol 1984;142(3):555–62. (C)</p> Signup and view all the answers

    Which study examined the outcome of ruptured abdominal aortic aneurysm in a statewide population?

    <p>Ruttedge RA, Oller DW, Meyer AA, et al.A statewide, population-based, time-series analysis of the outcome of ruptured abdominal aortic aneurysm.Ann Surg 1996;223:492–505. (A)</p> Signup and view all the answers

    Which of the following studies focused on the management of toxic megacolon with an emphasis on early recognition and medical treatment?

    <p>Katzka I, Katz S, Morris E.Management of toxic megacolon: the significance of early rec-ognition and medical management.J Clin Gastroenterol 1983;78:557–9. (A)</p> Signup and view all the answers

    Which of the following studies focused on the surgical therapy for ulcerative colitis and Crohn’s disease?

    <p>Becker JM.Surgical therapy for ulcerative colitis and Crohn’s disease.Gastroenterol Clin N Am 1999;28:371–90. (D)</p> Signup and view all the answers

    What is the primary reason why a ruptured abdominal aortic aneurysm (AAA) is unlikely to present in an outpatient clinic?

    <p>The high mortality rate and rapid progression of a ruptured AAA necessitate immediate emergency care. (A)</p> Signup and view all the answers

    Which of the following symptoms is NOT typically associated with fulminant colitis?

    <p>Constipation with alternating bouts of diarrhea. (D)</p> Signup and view all the answers

    What percentage of patients with ulcerative colitis (UC) experience fulminant colitis as their initial presenting symptom?

    <p>10% (A)</p> Signup and view all the answers

    Toxic megacolon is a life-threatening complication that primarily affects which part of the gastrointestinal tract?

    <p>Large intestine (D)</p> Signup and view all the answers

    What is the most common presenting symptom observed in patients with toxic megacolon?

    <p>Abdominal distension and tympany (B)</p> Signup and view all the answers

    Which of the following conditions can potentially lead to toxic megacolon?

    <p>Infectious colitis caused by Clostridium difficile (C)</p> Signup and view all the answers

    What percentage of toxic megacolon cases occur within the first 3 years of ulcerative colitis diagnosis?

    <p>60% (D)</p> Signup and view all the answers

    What is the most significant factor contributing to the improved mortality rate in patients with toxic megacolon in recent years?

    <p>Earlier recognition and improved management strategies. (B)</p> Signup and view all the answers

    According to the provided content, in which of the following situations might Computed Tomography (CT) be considered obsolete?

    <p>When a perforated viscus is suspected. (A), When a small bowel obstruction is suspected. (B)</p> Signup and view all the answers

    Which imaging modality would be the preferred initial imaging study for patients suspected of having a hepatobiliary issue?

    <p>Abdominal Ultrasonography (C)</p> Signup and view all the answers

    What is the main reason why Magnetic Resonance Imaging (MRI) is not a commonly used diagnostic tool for acute abdominal pain in primary care settings, according to the text?

    <p>MRI is too expensive and not readily available in primary care. (B)</p> Signup and view all the answers

    What is a "red flag" that a life-threatening extraabdominal cause of abdominal pain, according to the provided content?

    <p>Chest pain (C)</p> Signup and view all the answers

    Based on the information provided, which of the following medical conditions is NOT mentioned as a potential cause of abdominal pain?

    <p>Diabetes (B)</p> Signup and view all the answers

    Based on the text, which of the following statements is NOT TRUE?

    <p>Abdominal ultrasonography is highly sensitive for detecting stones in the common bile duct. (D)</p> Signup and view all the answers

    What is the primary responsibility of a physician when evaluating a patient with abdominal pain, according to the text?

    <p>Identifying and addressing potential causes of abdominal pain. (B)</p> Signup and view all the answers

    Which of the following is NOT a criterion for a "red flag" that suggests a potentially serious cause of abdominal pain?

    <p>History of prior abdominal pain. (D)</p> Signup and view all the answers

    Flashcards

    AAA Rupture Mortality Rate

    Rupture of the abdominal aortic aneurysm (AAA) has a 90% mortality rate overall, dropping to 70% if surgery is performed.

    Emergency Referral for AAA

    Severe abdominal pain in a known AAA patient requires immediate emergency department referral for evaluation.

    Inflammatory Bowel Disease (IBD)

    IBD includes ulcerative colitis (UC), Crohn’s disease (CD), and indeterminate colitis, causing chronic inflammation with flare-ups.

    Fulminate Colitis

    A severe complication of ulcerative colitis characterized by abdominal pain and frequent bloody bowel movements.

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    Toxic Megacolon

    A serious condition where the large bowel becomes dilated and toxic, associated with colitis.

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    Symptoms of Fulminate Colitis

    Fulminate colitis includes abdominal pain, over 10 bloody bowel movements daily, volume depletion, and other systemic symptoms.

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    Mortality Rate in Toxic Megacolon

    Toxic megacolon was originally 19% mortality, now estimates approach 0% due to improved management.

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    Physical Exam Findings in Toxic Megacolon

    Examination reveals abdominal distension, tympany to percussion, and tenderness above the colon.

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    Guarding and rebound tenderness

    Physical exam findings indicating peritoneal irritation.

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    Visceral enlargement

    Palpable increases in size of internal organs.

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    Palpation technique

    Starting far from pain and moving closer during examination.

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    Relaxing abdominal musculature

    Flexing hips and knees during supine examination.

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    History and physical examination

    Crucial steps in diagnosing abdominal pain without imaging.

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    Differential diagnosis

    Narrowing down potential causes of abdominal pain.

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    Red flags in history

    Warning signs indicating possible life-threatening conditions.

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    Functional vs. organic pain

    Distinction between pain caused by physical issues versus other factors.

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    CT diagnostic sensitivity

    CT is highly sensitive for diagnosing acute appendicitis, reported at 98%.

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    CT diagnostic specificity

    CT has a specificity of 97% for acute appendicitis diagnostics.

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    Initial imaging for gallstones

    Ultrasound is preferred for detecting gallstones and biliary dilation.

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    Limitations of ultrasound

    Ultrasound is less sensitive for stones in the common bile duct.

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    MRI in acute pain

    MRI can diagnose acute abdominal pain but is limited by cost and availability.

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    Red flags in evaluation

    Signs like chest pain, back pain, or hemodynamic instability indicate severe issues.

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    Extra-abdominal causes

    Consider cardiac, pulmonary, and other extra-abdominal causes in pain diagnosis.

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    Systemic disorders with pain

    Conditions like adrenal insufficiency can present as abdominal pain.

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    Mild diverticulitis management

    Outpatient treatment includes a clear liquid diet and oral antibiotics.

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    Complicated diverticulitis

    Occurs with abscesses, fistulas, perforation, or obstruction.

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    Intravenous antibiotics

    Given to patients with complicated diverticulitis in the hospital.

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    Bowel obstruction

    Interruption of normal intestinal contents flow due to a blockage.

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    Adhesive peritoneal bands

    Cause 75% of small bowel obstructions in patients with surgery history.

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    Causes of large bowel obstruction

    60% due to malignancy, with colon cancer as the main cause.

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    Colicky abdominal pain

    Pain that waxes and wanes, commonly associated with SBO.

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    NPO in diverticulitis

    Patients should not eat or drink to manage severe cases.

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    Biliary Tract Emergencies

    Urgent medical conditions affecting the bile ducts, gallbladder, and liver.

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    Acute Cholecystitis

    Inflammation of the gallbladder, often due to gallstones.

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    Pneumoperitoneum Diagnosis

    Detection of free air in the abdominal cavity, indicating perforation.

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    CT vs. Upright Chest Film

    Comparing the effectiveness of CT scans with chest X-rays for diagnosing abdominal issues.

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    Radiographic Imaging Modalities

    Different techniques used for imaging patients with abdominal symptoms in emergencies.

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    Abdominal Pain Regions

    Specific areas of the abdomen correlating with certain diseases.

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    Contrast-Enhanced CT

    CT scans using a contrast agent to improve image clarity and help diagnosis.

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    Clinical Judgment in Discrimination

    Primary care physicians' ability to distinguish between organic and non-organic pain causes.

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    Acute Abdominal Pain

    Sudden onset pain in the abdomen often indicating serious conditions.

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    Acute Mesenteric Ischemia

    A condition caused by reduced blood flow to the intestines.

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    D-dimer Test

    A blood test indicating clot presence that may suggest embolic occlusions.

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    Toxic Dilatation

    Excess dilation of the colon, often seen in severe colitis.

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    Surgical Therapy for IBD

    The operation used to treat severe cases of ulcerative colitis and Crohn’s disease.

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    Gastrointestinal Hemorrhage

    Bleeding from any part of the digestive tract.

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    Vascular Abdominal Emergencies

    Critical conditions involving blood supply to abdominal organs.

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    Management of Toxic Megacolon

    Early recognition and medical intervention to prevent complications.

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    Study Notes

    Acute Abdominal Pain

    • Abdominal pain is a common complaint in outpatient settings.
    • Many causes, both acute and chronic, can be evaluated.
    • Prompt, focused evaluation is needed for causes with high morbidity and mortality.
    • Differentiating diagnosis requires understanding pathophysiology, clinical presentation, course, and initial management.
    • Focused history, physical exam, and appropriate testing are crucial.
    • Abdominal pain is a frequent complaint (over 13.5 million visits in 2002).
    • Patients often present first to primary care physicians.
    • Pain can be a benign symptom or a life-threatening condition.
    • This review outlines a framework for diagnosis.

    Abdominal Anatomy, Physiology, and Pathology

    • Abdominal viscera is innervated with nociceptive afferents.
    • Pain patterns include visceral, parietal, and referred pain.
    • Visceral pain is typically dull and poorly localized.
    • Parietal pain is sharp and well localized.
    • Referred pain occurs when visceral afferents enter the spinal cord at the same level as somatic afferents.
    • Understanding anatomy and innervation allows for differential diagnosis based on location and distribution.

    History and Physical Examination

    • Thorough history of the patient's condition is essential.
    • Previous medical history, medications, and substance abuse history are key elements.
    • Quality, location, onset, duration, intensity, radiating symptoms, precipitating and relieving factors are needed.
    • Physical examination includes general observations, vital signs, abdominal inspection, palpation, and auscultation.
    • Importance of focused physical examination.
    • Important findings such as guarding, rebound tenderness, or abnormal organ enlargement should be noted.

    Diagnostic Considerations

    • Red Flags indicating possible serious conditions.
    • History, physical exam, and/or lab and imaging tests are used.
    • Plain abdominal radiographs are often initial imaging tests.
    • Computed tomography (CT) is a sensitive and specific modality for evaluating abdominal pain.
    • Ultrasound may be useful for evaluating hepatobiliary issues.
    • CT, MRI, Doppler ultrasound, conventional CT may be used for specific conditions.
    • Patients with suspected acute conditions should be evaluated rapidly by specialists.
    • High-cost and unavailability of some diagnostic tools.

    Specific Abdominal Conditions

    • Cholecystitis: Inflammation of the gallbladder, often due to gallstones, causes right upper quadrant pain and tenderness.
    • Cholangitis: Infection of the bile ducts, usually associated with gallstones, presents with fever, jaundice, and right upper quadrant pain.
    • Acute Pancreatitis: Inflammation of the pancreas, often from gallstones or alcohol abuse, characterized by severe epigastric pain radiating to the back.
    • Appendicitis: Inflammation of the appendix, frequently leading to right lower quadrant pain.
    • Diverticulitis: Inflammation of diverticula (small pouches) in the colon, typically causing left lower quadrant pain.
    • Ischemic Bowel Disease: Reduced blood flow to the intestines, leading to abdominal pain and potential necrosis or perforation.
    • Peptic Ulcer Disease (PUD): Erosions in the lining of the stomach or duodenum, resulting in pain that can vary in severity.
    • Abdominal Aortic Aneurysm (AAA): Localized swelling in the abdominal aorta, which can lead to rupture—a potentially life-threatening condition.
    • Inflammatory Bowel Disease (IBD): Includes Crohn's disease and ulcerative colitis, both with the potential for acute complications such as toxic megacolon, severe inflammation, and perforation.

    Special Populations

    • Elderly patients, patients with compromised immune systems, pregnant individuals, and patients under the influence of substances warrant specific consideration in the diagnostic approach given potential differences and presentations of common conditions.

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    Related Documents

    Acute Abdominal Pain PDF 2006

    Description

    Test your knowledge on small and large bowel obstructions, diverticulitis, and related gastrointestinal conditions. This quiz covers common causes, symptoms, treatments, and examination techniques in patients with abdominal issues. Evaluate your understanding of complications and management strategies in gastrointestinal health.

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