Clinical signs and Diseases

Sign Disease
Rat tail appearance Carcinoma esophagus
Bird beak appearance Achalasia
Beak sign/double track/ tram track Hypertrophic pyloric stenosis
Medusa head colonies on CT Roundworm
Pincer/claw/coiled spring/target/meniscus sign Intussusception
Coffee bean sign Sigmoid volvulus
Lead pipe appearance Ulcerative colitis
String of kantor/bull’s eye Chron’s disease
Thumb printing sign → Ischemic colitis
Saw tooth appeance on barium enema Diverticulosis
Apple core sign Carcinoma colon
Cork screw appearance Diffuse esophageal spasm
String sign Hypertrophic pyloric stenosis