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Soru

Zorluk: KolayGastrointestinal and Abdominal Surgery

A 35-year-old previously healthy gentleman arrives at the triage desk reporting severe, unremitting abdominal pain accompanied by multiple episodes of bilious vomiting over the past 12 hours. He has not had a bowel movement or passed flatus since the pain began. His temperature is 38.6°C (101.5°F), pulse is 118/min, and blood pressure is 98/60 mm Hg. Physical examination reveals a markedly distended abdomen with absent bowel sounds. Palpation of the groin demonstrates a 4-cm, firm, erythematous, and exquisitely tender bulge in the right inguinal region. Laboratory studies show a leukocyte count of 19,000/mm³ with 85% neutrophils and a serum lactate level of 4.2 mmol/L. Which of the following is the most appropriate next step in the management of this patient?

  1. Immediate operative interventionCevap
  2. B
    Insertion of a gastric drainage tube and intravenous hydration
  3. C
    Bedside manual reduction of the inguinal mass
  4. D
    Abdominopelvic imaging with intravenous contrast
  5. E
    Administration of intravenous antibiotics and serial abdominal examinations

Cevap

Immediate operative intervention
The correct answer is immediate operative intervention because the patient exhibits definitive signs of a strangulated small bowel obstruction due to an inguinal hernia. The presence of a systemic inflammatory response (fever, tachycardia, leukocytosis), tissue hypoperfusion (elevated lactate), and local inflammatory changes (erythematous and exquisitely tender bulge) indicates compromised intestinal blood flow. In this scenario, emergency surgical exploration is required to release the obstruction, assess bowel viability, and resect necrotic segments.

Adım Adım Çözüm

1
Identify the primary clinical problem from the physical exam and history.
The patient presents with symptoms of a small bowel obstruction (vomiting, distension, obstipation) and a firm, tender inguinal bulge.
This constellation of findings points directly to an incarcerated inguinal hernia as the etiology of the mechanical obstruction.
2
Evaluate the patient's vitals and labs for signs of complications (strangulation or ischemia).
The patient exhibits fever, tachycardia, overlying skin erythema, marked leukocytosis, and an elevated serum lactate level.
These are classic, unmistakable signs that the incarcerated bowel has lost its blood supply and is ischemic or necrotic.
3
Determine the most appropriate management based on the presence of strangulation.
The correct course of action is emergency operative exploration.
When a bowel obstruction is complicated by strangulation, conservative measures and diagnostic delays must be avoided to prevent perforation and severe sepsis.

Anahtar Kavram

Patients presenting with a small bowel obstruction complicated by clinical signs of strangulation (e.g., fever, tachycardia, localized peritonitis, erythema, leukocytosis, elevated lactate) require immediate surgical exploration.
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Gastrointestinal and Abdominal Surgery

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