GI- Cancer Flashcards
What is the most effective method of screening for colon cancer?
Colonoscopy. Beginning at 50, every 10 years if all is normal
Colonoscopy frequency with previous adenomatous polyp
3-5 years
Colonoscopy frequency with hx of colon cancer
1 yr post resectionthen every 3 yers
Colonoscopy frequency with FHx of colon cancer
1 member: state age 40 or 10yrs prior to age developed. repeat every 5 yrs 3 members, 2 gens, 1 premature: start at 25. repeat every 1-2yrs
When to stop anti coats for colonoscopy
All other oral anticoags: one day beforeWarfarin: 3-5 days
Characteristics of Peutz-Jeghers Syndrome
Multiple hamartomatous polyps melanotic spots on lips and skinIncreased frequency of breast cancerincreased gonadal and pancreatic cancer.
Colonoscopy frequency with Peutz- Jeghers Syndrome
start at 8. every 3 years
Colonoscopy frequency with Familial adenomatous polyposis
FAP: begin at 12. sigmoidoscopy every year.
Characteristics of Gardner syndrome
Colon cancerosteomaDesmond tumorsoft tissue tumors
Colonoscopy frequency with Gardner
Start age 12 every year sigmoidoscopy
genetic test for FAP
Adenomatous polyposis coli (APC) test
Characteristic of Turcot syndome
colon cancerCNS malignancy (glioma, medulloblastoma)
Characterictic of Juvenile polyposis
Colon cancermultiple hamrtomatous polyps GI bleed Anemia
Colonoscopy frequency with Juvenile polyposis
Starting age 12. both upper and lower GI yearly.