Gastrointestinal

Question 1

Shoulder sign and double tract sign

Answer 1

Pyloric stenosis

Question 2

Bird beak’s sign
Inverted U sign
Coffee bean sign

Answer 2

Volvulus

Question 3

Failure of the cecum to move into the RLQ, presenting with a (+) corkscrew sign on abdominal xray

Answer 3

Malrotation

Question 4

Disease secondary to the presence of a remnant of the omphalomesenteric duct
(+) painless rectal bleeding with brick-colored stool

Answer 4

Meckel diverticulum

Question 5

Currarino triad of Hirschprung Disease

Answer 5

Anorectal malformation, sacral bone anomalies, presacral masses

Question 6

Barium enema: coiled spring sign

Ultrasound: donut/target sign

Answer 6

Intussusception

Question 7

Washer woman’s hands, voluminous stool with rice water consistency and fishy odor

Answer 7

Cholera

Question 8

Specific E. Coli causing diarrhea usually transmitted among children in nurseries and daycare centers

Answer 8

EPEC

Question 9

Causative agent causing diarrhea after intake of eggs, milk and poultry

Answer 9

Salmonella

Question 10

Etiologic agent of diarrhea presenting with neurologic symptoms 8-24 hours after food intake

Answer 10

C. Botulinum

Question 11

Dilated transverse colon with cut-off sign on abdominal x-ray

Answer 11

Acute pancreatitis

Question 12

What is the presentation of an ingested coin on CXR if the coin is lodged in the esophagus?

Answer 12

Circular and flat on AP view

Linear on lateral view