Free emergency medicine MCQ exam model for clinical students

Explanation:

• Resuscitation and stabilization → Correct because airway, breathing, and circulation take priority.

• Definitive surgical repair → Incorrect because it follows stabilization.

• Pain relief → Incorrect because it is supportive.

• Imaging studies → Incorrect because they are done after stabilization.

• Antibiotic therapy → Incorrect because it is adjunctive.

Explanation:

• Testicular torsion → Correct because it threatens testicular viability and needs urgent surgery.

• Epididymitis → Incorrect because it is usually managed medically.

• Hydrocele → Incorrect because it is painless and elective.

• Varicocele → Incorrect because it is chronic.

• Testicular tumor → Incorrect because it presents as painless mass.

Explanation:

• Life-threatening surgical conditions requiring immediate intervention → Correct because delay can result in death or severe morbidity.

• Elective surgical procedures → Incorrect because they are planned.

• Chronic surgical conditions → Incorrect because they are usually managed electively.

• Cosmetic surgical procedures → Incorrect because they are non-urgent.

• Reconstructive surgery → Incorrect because it is usually not emergent.

Explanation:

• Immediate exploratory laparotomy → Correct because unstable patients require urgent surgical control of bleeding.

• CT scan abdomen → Incorrect because it is for stable patients.

• Focused assessment with sonography for trauma → Incorrect because it aids diagnosis but does not replace surgery.

• Diagnostic laparoscopy → Incorrect because it is for stable patients.

• MRI abdomen → Incorrect because it is impractical in emergencies.

Explanation:

• Severe pain with tenderness → Correct because strangulation causes ischemia and necrosis.

• Reducibility → Incorrect because strangulated hernia is irreducible.

• Cough impulse → Incorrect because it is absent in strangulation.

• Soft swelling → Incorrect because strangulated hernia is tense.

• Long duration of hernia → Incorrect because duration does not define strangulation.

Explanation:

• Adhesions → Correct because postoperative adhesions are the leading cause.

• Hernia → Incorrect because it is second most common.

• Volvulus → Incorrect because it is less frequent.

• Intussusception → Incorrect because it is common in children.

• Colorectal cancer → Incorrect because it is less common overall.

Explanation:

• Save life and prevent complications → Correct because survival and stabilization are priorities.

• Achieve cosmetic results → Incorrect because function and survival come first.

• Provide definitive reconstruction → Incorrect because this may be delayed.

• Reduce hospital stay → Incorrect because it is secondary.

• Avoid repeat surgery → Incorrect because staged procedures are often required.

Explanation:

• Acute appendicitis → Correct because it is the most frequent surgical cause of acute abdomen.

• Acute pancreatitis → Incorrect because it is usually managed conservatively.

• Peptic ulcer disease → Incorrect because most cases are medical.

• Irritable bowel syndrome → Incorrect because it is non-surgical.

• Chronic cholecystitis → Incorrect because it is usually elective.

Explanation:

• Perforated peptic ulcer → Correct because it is the leading cause of hollow viscus perforation.

• Appendicular perforation → Incorrect because it is common but less frequent.

• Typhoid fever → Incorrect because it is less common.

• Traumatic bowel injury → Incorrect because it depends on trauma incidence.

• Ischemic bowel → Incorrect because it is less frequent.

Explanation:

• Diverticular disease → Correct because it is the most common cause of significant lower GI bleeding.

• Hemorrhoids → Incorrect because bleeding is usually mild.

• Colorectal cancer → Incorrect because bleeding is usually chronic.

• Inflammatory bowel disease → Incorrect because bleeding is less severe.

• Angiodysplasia → Incorrect because it is less common.