Normal Colonic Diameters Normal bowel caliber can be remembered using the 3-6-9 rule: - Small bowel: <3 cm - Large bowel: <6 cm - Caecum: <9 cm Dr. Keith Siau @drkeithsiau #Normal #Colonic #Diameters #diagnosis #dimensions #anatomy
GrepMed Gastroenterology-Hepatology Editor, Academic Hospitalist UC Davis Medical Center Internal Medicine, Yale Gastroenterology Fellow '22