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Difficulty: HardGastrointestinal and Abdominal Surgery

Match the following clinical presentations of abdominal pathology with their most appropriate definitive surgical or procedural management.

  • A 54-year-old female with a history of biliary colic now presents with fever, hypotension, altered mentation, and a dilated common bile duct on ultrasound.Emergent endoscopic retrograde cholangiopancreatography
  • A 71-year-old male with atrial fibrillation presents with peritonitis, severe lactic acidosis, and pneumatosis intestinalis on computed tomography.Emergent exploratory laparotomy with bowel resection
  • A 48-year-old male recovering from necrotizing pancreatitis presents 8 weeks later with early satiety, nausea, and a 9-cm encapsulated retrogastric fluid collection.Endoscopic ultrasound-guided transmural cystogastrostomy
  • A 28-year-old male with medically refractory ulcerative colitis develops hemodynamic instability and a 9-cm transverse colon dilation non-responsive to medical therapy.Subtotal abdominal colectomy with end ileostomy

Answer

The correct matches align specific life-threatening or symptomatic abdominal conditions with their definitive, guideline-directed procedural or surgical interventions.
Each correct pairing links the pathology to standard-of-care management. Acute ascending cholangitis requires rapid biliary decompression via ERCP. Mesenteric ischemia with pneumatosis indicates transmural necrosis, demanding emergent bowel resection. A pseudocyst present for over 4-6 weeks develops a mature capsule, making it amenable to endoscopic internal drainage. Refractory toxic megacolon is managed with a subtotal colectomy and end ileostomy as a damage-control procedure.

Step-by-Step Solution

1
Analyze each clinical presentation to identify the underlying primary diagnosis and assess the patient's hemodynamic status.
Identified diagnoses: 1) Severe acute ascending cholangitis, 2) Acute mesenteric ischemia with bowel infarction, 3) Symptomatic mature pancreatic pseudocyst, 4) Toxic megacolon.
Establishing the precise diagnosis and illness severity is the prerequisite for determining surgical versus endoscopic management.
2
Determine the optimal procedural or surgical intervention for each diagnosis.
Matched acute cholangitis to ERCP, necrotic mesenteric ischemia to laparotomy/resection, mature pseudocyst to cystogastrostomy, and toxic megacolon to subtotal colectomy.
Surgical guidelines dictate specific approaches to achieve definitive source control while minimizing operative morbidity in unstable patients.

Key Concept

Triage and definitive operative management of acute abdominal and gastrointestinal emergencies based on clinical stability and diagnostic imaging.
Estimated Time:1m 30s
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Topics

Gastrointestinal and Abdominal Surgery

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