Bowel quiz 2025-26

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Bowel quiz 2025-26

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A 2 y/o male patient presents with episodes of crying, during which he would flex his legs up. He has an episode of bloody stool. You perform this ultrasound. Select the appropriate diagnosis and next step in management. *

Intussusception; air enema

Intussusception; exploratory laparotomy

Appendicitis; laparoscopic appendectomy

Pyloric stenosis; pyloromyotomy

Select the true answer regarding appendicitis *

Has a "target" appearance on ultrasound

Is easiest to find at the point of maximal tenderness

Can be found by identifying the psoas muscle and the iliac vessels

Linear probe is usually the best choice due to its high image resolution

All of the above

Select the criteria for diagnosing appendicitis on ultrasound *

Blind ending tubular structure

Measuring ≥ 6mm diameter

Noncompressible

Collapses with compression

No peristalsis

Required

What do you see in this clip? *

Small bowel obstruction

Pyloric stenosis

Intussusception

Normal bowel peristalsis

Strangulated hernia

What sonographic sign do you see in this clip? What anatomy is it indicative of? And what is your diagnosis? *

Keyboard sign; plicae circularis; small bowel obstruction

Coral reef sign; haustrae; large bowel obstruction

Corn field sign; intraintestinal inflammation; diverticulitis

Finger sign; intestinal villi; diarrhea

A 2 week old male infant is brought in by his worried parents because he vomits after every meal. You perform a bedside ultrasound and see this. What is your diagnosis and what findings would confirm that diagnosis? *

Intussusception; 2cm diameter loop of bowel

Appendicitis; 6mm diameter appendix

Necrotizing enterocolitis; portal venous gas and pneumatosis

Pyloric stenosis; pyloric canal measuring 14mm long with a muscle thickness of 3mm

Umbilical hernia; loop of bowel trapped in the umbilicus

A 65y/o female with history of colon cancer presents with severe abdominal pain. Her abdomen is rigid and diffusely tender. You see this on ultrasound. What are you most concerned about based on this image? *

Hollow viscus perforation with pneumoperitoneum

Liver laceration with free fluid

Cholangitis

Ruptured abdominal aortic aneurysm

65M with "swelling" of anterior abdominal wall. Patient states that he had surgery there "years ago". patient states that he has not had bowel movement in 5 days and his abdomen is distended. What confirmatory study should you order? *

Abdominal ultrasound

MRI abdomen

CT abdomen

Flat and upright Chest X-ray

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