11 results
Colorectal Cancer Screening and Polyp Surveillance Intervals
Colon Cancer Screening - Modality - Interval:
 • Colonoscopy -
Colorectal Cancer Screening ... Intervals Colon ... Cancer Screening ... : • Colonoscopy ... • Serrated Polyps
Serrated Polyps
Hyperplastic polyps (HPs):
 • Prevalence: 20-30%
 • Size: Usually small or diminutive (s 5mm)
 •
Serrated Polyps ... distal Sessile serrated ... proximal Traditional serrated ... Mostly distal #Serrated ... #Polyps #comparison
Polyp Incidence on Colonoscopy
Tubular adenoma - 47.2%
Hyperplastic polyp - 16.0%
Tubulovillous adenoma - 17.6%
Normal - 5.6%
Inflammatory polyp
on Colonoscopy ... 2.0% Sessile serrated ... 1.0% Traditional serrated ... #Incidence #Colonoscopy ... #differential #diagnosis
Colonoscopy Followup Intervals 
10 years: Normal colonoscopy, ≥ 20 HP < 10mm
7-10 years: 1-2 adenomas <
Intervals 10 ... dysplasia, Traditional serrated ... SSPs: Sessile serrated ... polyps #Colonoscopy ... #Followup #Intervals
Strategies to Improve Quality of Screening and Surveillance Colonoscopy - AGA Guidelines

1. Adequate bowel preparation.
2. Use
Improve Quality of Screening ... and Surveillance Colonoscopy ... look of the right colon ... Goal serrated lesion ... and surveillance intervals
Colon Cancer Screening Guidelines Modalities Intervals - For Average Risk Patients
#Diagnosis #PrimaryCare #ColonCancer #Colonoscopy #FOBT #FIT
Colon Cancer Screening ... Risk Patients #Diagnosis ... #ColonCancer #Colonoscopy ... #FOBT #FIT #Screening ... #Modalities #Intervals
Colorectal Cancer screening in ulcerative colitis per new UC guidelines
- Colonoscopy is the recommended method for
8 years after diagnosis ... at l- to 3-year intervals ... colonoscopy at ... the time of diagnosis ... #Cancer #CRC #Colon
Colorectal Lesions - JNET Classification
Type 1:
 - Vessel pattern: Invisible
 - Surface pattern: Regular dark or
: Hyperplastic polyp ... / Sessile serrated ... polyp Type 2A: ... gastroenterology #diagnosis ... #colonoscopy
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
Colorectal Cancer Screening ... visualization: • Colonoscopy ... specificity for polyps ... #Screening #Tests ... #comparison #table
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 ... Colorectal #Cancer #colon ... #Tests #comparison