Gastrointestinal Bleeding: Causes, Presentation, and Management
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Questions and Answers

What is the typical symptom of slow, chronic blood loss in GI bleeding?

  • Hematemesis
  • Fresh bleeding per rectum
  • Postural hypotension
  • Fatigue and exertional dyspnea (correct)

What is the probable source of bleeding if a patient presents with fresh bleeding per rectum with blood clots?

  • Esophageal varices
  • Lower GI source (correct)
  • Upper GI source
  • Duodenal ulcer

What is the initial step in the management of GI bleeding?

  • Performing a stool examination
  • Establishing an IV line (correct)
  • Inserting an NG tube
  • Conducting laboratory investigations

What is the purpose of assessing orthostatic changes in a patient with GI bleeding?

<p>To determine the severity of hypovolemia (B)</p> Signup and view all the answers

What is the significance of a history of recent dyspepsia in a patient with GI bleeding?

<p>It is a risk factor for peptic ulcer disease (A)</p> Signup and view all the answers

What is the purpose of conducting laboratory investigations in a patient with GI bleeding?

<p>To guide management and transfusion decisions (B)</p> Signup and view all the answers

What is the approximate increase in Hb concentration after transfusing 1 unit of packed cells?

<p>0.5mg/dL (B)</p> Signup and view all the answers

What is the primary method of endoscopic treatment for variceal bleeding?

<p>Band ligation (C)</p> Signup and view all the answers

What is the percentage of lower GI bleeding that presents as hematochezia?

<p>90% (D)</p> Signup and view all the answers

What is the typical volume of a unit of packed cells?

<p>250 mL (A)</p> Signup and view all the answers

What is the definition of massive transfusion?

<p>Greater than 1 blood volume or 10 units transfused within 24 hours (D)</p> Signup and view all the answers

What is the primary source of blood passed per rectum in lower GI bleeding?

<p>Upper GI tract (D)</p> Signup and view all the answers

What is the primary goal of administering crystalloid or colloid solutions during resuscitation?

<p>To achieve a SBP &gt; 100 mmHg (A)</p> Signup and view all the answers

What is the recommended treatment duration for acid suppression in patients with bleeding ulcers?

<p>1 to 5 days (A)</p> Signup and view all the answers

What is the primary effect of terlipressin on blood vessels in bleeding varices?

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

Why are prophylactic antibiotics administered in patients with bleeding ulcers?

<p>To prevent bacterial infections (D)</p> Signup and view all the answers

When should central venous monitoring and ICU monitoring be indicated?

<p>In hemodynamically unstable patients (D)</p> Signup and view all the answers

What is the primary action of octreotide and somatostatin in the management of bleeding varices?

<p>Inhibiting secretion of many hormones (B)</p> Signup and view all the answers

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