This document provides a list of over 50 gastrointestinal signs seen on imaging with brief descriptions. Some of the signs included are:
- Windsock sign which indicates intraluminal duodenal diverticulum.
- Cobblestone sign seen in Crohn's disease which is characterized by a granular mucosa.
- String sign seen in Crohn's disease presenting as longitudinal ulcers.
- Pearl necklace sign seen with adenomyomatosis of the gallbladder appearing as dilated biliary radicles.
- Hourglass or collar sign indicating a diaphragmatic hernia.
The document serves as a reference for various imaging findings or "signs" seen in gastrointestinal diseases and