COMAT SURGERY EXAMINATIONNN QUESTIONS AND
CORRECT ANSWER WITH DETAILED EXPLANATION
GRADED A+ STUDY GUIDE FOR OSTEOPATHIC MEDICAL
STUDENT
1. A patient has severe abdominal pain out of proportion to exam. Diagnosis?
A. Appendicitis
B. Mesenteric ischemia
C. Pancreatitis
D. Cholecystitis
Answer: B
Classic for acute mesenteric ischemia due to arterial occlusion.
2. First step in trauma patient (ATLS)?
A. CT scan
B. Airway
C. Labs
D. History
Answer: B
Airway is first priority.
3. A patient with RUQ pain + fever + jaundice?
A. Cholecystitis
B. Ascending cholangitis
C. Hepatitis
D. Pancreatitis
Answer: B
Charcot triad.
4. Most common cause of small bowel obstruction?
A. Hernia
B. Adhesions
C. Tumor
D. Volvulus
Answer: B
Post-surgical adhesions.
,5. Acute appendicitis classic presentation?
A. LUQ pain
B. Periumbilical → RLQ pain
C. RUQ pain
D. Back pain
Answer: B
Migratory pain pattern.
6. First-line imaging for suspected appendicitis?
A. MRI
B. CT abdomen
C. X-ray
D. Ultrasound
Answer: B
CT most accurate in adults.
7. A patient with coffee-ground emesis?
A. Lower GI bleed
B. Upper GI bleed
C. Hemorrhoids
D. Diverticulitis
Answer: B
Partially digested blood.
8. Most common cause of upper GI bleed?
A. Gastric cancer
B. Peptic ulcer disease
C. Varices
D. Mallory-Weiss
Answer: B
H. pylori + NSAIDs.
9. First-line treatment for variceal bleeding?
A. PPIs
B. Octreotide + banding
C. Antibiotics only
D. Surgery
Answer: B
Portal hypertension management.
, 10. A patient with sudden tearing chest pain radiating to back?
A. MI
B. Aortic dissection
C. PE
D. Pericarditis
Answer: B
Hypertension risk factor.
11. Best diagnostic test for PE?
A. ECG
B. CT pulmonary angiography
C. CXR
D. D-dimer only
Answer: B
Gold standard imaging.
12. First-line treatment for PE?
A. Aspirin
B. Heparin
C. Antibiotics
D. Steroids
Answer: B
Anticoagulation.
13. A patient with tension pneumothorax?
A. Observation
B. Needle decompression
C. CT scan
D. Antibiotics
Answer: B
Emergency life-saving step.
14. Classic sign of tension pneumothorax?
A. Bradycardia
B. Tracheal deviation
C. Hypotension only
D. Fever
Answer: B
Shift of mediastinum.
CORRECT ANSWER WITH DETAILED EXPLANATION
GRADED A+ STUDY GUIDE FOR OSTEOPATHIC MEDICAL
STUDENT
1. A patient has severe abdominal pain out of proportion to exam. Diagnosis?
A. Appendicitis
B. Mesenteric ischemia
C. Pancreatitis
D. Cholecystitis
Answer: B
Classic for acute mesenteric ischemia due to arterial occlusion.
2. First step in trauma patient (ATLS)?
A. CT scan
B. Airway
C. Labs
D. History
Answer: B
Airway is first priority.
3. A patient with RUQ pain + fever + jaundice?
A. Cholecystitis
B. Ascending cholangitis
C. Hepatitis
D. Pancreatitis
Answer: B
Charcot triad.
4. Most common cause of small bowel obstruction?
A. Hernia
B. Adhesions
C. Tumor
D. Volvulus
Answer: B
Post-surgical adhesions.
,5. Acute appendicitis classic presentation?
A. LUQ pain
B. Periumbilical → RLQ pain
C. RUQ pain
D. Back pain
Answer: B
Migratory pain pattern.
6. First-line imaging for suspected appendicitis?
A. MRI
B. CT abdomen
C. X-ray
D. Ultrasound
Answer: B
CT most accurate in adults.
7. A patient with coffee-ground emesis?
A. Lower GI bleed
B. Upper GI bleed
C. Hemorrhoids
D. Diverticulitis
Answer: B
Partially digested blood.
8. Most common cause of upper GI bleed?
A. Gastric cancer
B. Peptic ulcer disease
C. Varices
D. Mallory-Weiss
Answer: B
H. pylori + NSAIDs.
9. First-line treatment for variceal bleeding?
A. PPIs
B. Octreotide + banding
C. Antibiotics only
D. Surgery
Answer: B
Portal hypertension management.
, 10. A patient with sudden tearing chest pain radiating to back?
A. MI
B. Aortic dissection
C. PE
D. Pericarditis
Answer: B
Hypertension risk factor.
11. Best diagnostic test for PE?
A. ECG
B. CT pulmonary angiography
C. CXR
D. D-dimer only
Answer: B
Gold standard imaging.
12. First-line treatment for PE?
A. Aspirin
B. Heparin
C. Antibiotics
D. Steroids
Answer: B
Anticoagulation.
13. A patient with tension pneumothorax?
A. Observation
B. Needle decompression
C. CT scan
D. Antibiotics
Answer: B
Emergency life-saving step.
14. Classic sign of tension pneumothorax?
A. Bradycardia
B. Tracheal deviation
C. Hypotension only
D. Fever
Answer: B
Shift of mediastinum.
