6 results
Hamartomatous Polyposis Syndromes - Peutz-Jeghers Syndrome (PJS), Juvenile Polyposis Syndrome (JPS), Cowden Syndrome (CS), Cronkhite-Canada (CC),
Tract - Genetic testing ... + CRC + Gastric ... polyps outside ... the colon, or FHx ... Likely risk of CRC
IBD Colonoscopy Surveillance 
LOW RISK - Follow-up Colonoscopy at 3 years:
 • Quiescent disease , Endoscopic
IBD Colonoscopy ... risk factors for CRC ... • Inflammatory polyps ... Risk factors for CRC ... degree relative #IBD
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
visualization: • Colonoscopy ... lesions or SSLs • Colon ... specificity for polyps ... Tests #comparison #table ... #Testing
ACA Colorectal Cancer Screening Guidelines

When to Screen?
When to Stop?
Family History

Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based
visualization: • Colonoscopy ... lesions or SSLs • Colon ... specificity for polyps ... Tests #comparison #table ... #Testing #Indications
Upper and Lower Causes of GI Bleed
Upper:
 • Esophagus: Tear (Mallory Weiss, Boerhaave syndrome), Variceal, Esophagitis,
Diverticular, Cancer, Polyps ... colitis, UC/Chrons (IBD ... , Radiation CMC ... diagnosis #Causes #algorithm
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
strategy with minimal testing ... risk • Routine colonoscopy ... things" → fewer polyps ... allergy/ sensitivity testing ... lactoferrin + CRP