Serrated Polyps
Hyperplastic polyps (HPs):
 • Prevalence: ...
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Description

Serrated Polyps

Hyperplastic polyps (HPs):

 • Prevalence: 20-30%

 • Size: Usually small or diminutive (s 5mm)

 • Morphology: Flat or distal

 • 70%-80% distal

Sessile serrated lesions (SSLs):

 • Prevalence: 5%-15%

 • Size: Usually larger than HPs, mean diameter= 5-7mm

 • Morphology: Flat (45%) or sessile proximal

 • 70%-80% proximal

Traditional serrated adenomas (TSAs):

 • Prevalence:

 • Size: Usually larger than SSLs

 • Morphology: or

 • Mostly distal



#Serrated #Polyps #comparison #colonoscopy #gastroenterology
Contributed by

Dr. Michael Chew
@mchew85
GrepMed Gastroenterology-Hepatology Editor, Academic Hospitalist UC Davis Medical Center Internal Medicine, Yale Gastroenterology Fellow '22
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