Clinic-Intestinal Tumors Flashcards Preview

Gastrointestinal > Clinic-Intestinal Tumors > Flashcards

Flashcards in Clinic-Intestinal Tumors Deck (18):
1

malignant intestinal tumors cause?

colicky pain, obstruction, GI bleeding, weight loss, palpable mass, perforation

2

3 most common benign tumors of small intestine

adenoma, leiomyoma, lipoma

3

5 malignant small bowel tumors

adenocarcinoma, carcinoid, lymphoma, leiomyosarcoma, GIST

4

this rare, neuroendocrine tumor is usually asymptomatic and found in the ileum

carcinoid

5

carcinoid syndrome sx include?. And more frequently present with carcinoid tumors located in the _____

flushing, wheezing, dyspnea, sweating, diarrhea, hypoTN, RHF; midgut

6

carcinoid syndrome is associated with ____ -producing malignant tumors arising from ____ cells

serotonin; enteroendocrine

7

most common benign tumor of distal colon and rectum

hyperplastic polyps

8

genetic abnormalities in the long arm of chromosome ___ cause juvenile polyposis syndrome

10

9

most juvenile polyps are felt to be

hamartomas

10

when _____ are associated with ______, then it is peutz-jeghers syndrome

hamartomas; mucocutaneous hyperpigmentation

11

P-J syndrome is inherited _____; gene on short arm of chromosome ___

AD; 19

12

lifetime risk of colon cancer is ____; chance of dying from it is ___

5-6%, 2-3%

13

colorectal cancer is more common in?

men; ppl over 50

14

risk factors for CRC

age over 50, colon adenoma, family hx, FAP, cigarettes, grilling red meat

15

most CRC arises from?

adenomas

16

protective against CRC

calcium, selenium, folic acid, NSAIDs (for FAP), aspirin, cox-2 inhibitors

17

fecal occult blood testing works by the reaction of ____ and ____

hgb-derived peroxidase and h2o2

18

two effective screening tools for CRC

colonoscopy & fecal occult blood testing