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Flashcards in GI - 11 Colon disorders pt 1 Deck (27)
1

___ is believed to be caused by being deficient in fiber

Colonic diverticulOSIS

2

Key symptom of colonic diverticulosis is:

Painless bleeding

3

Patients come in with Left side ab pain and constipation

DiverticulITIS

4

What is only way to diagnose Diverticulitis

CT

5

__ and __ are contraindicated during Diverticulitis. Why?

Colonoscopy and Barium Enema. Because its symptoms could be caused by colon cancer perforations, risk of perforation.

6

The main complication of Diverticulitis is:

Phlegmon (an early abscess 'collection of gunk')

7

What is a phlegmon?

(an early abscess 'collection of gunk

8

2 drugs to treat Diverticulitis:

Metronidazole
ciprofloxacin

9

Discrete mass lesions that protrude into lumen of colon and SI

Polyps

10

3 groups of polyps:

Mucosal neoplastic : adenomatous (precancerous) polyps
Mucosal nonneoplastic polyps: hyperplastic, juvenile polyps, hamartomas, inflammatory polyps
Won’t become cancerous
Submucosal lesions: lipomas, lymphoid aggregates, carcinoids, pneumatosis cystoides intestinalis

11

3 types of Adenomatous Polyps. How aggressive is each?

Tubular are least aggressive
Tubulovillous are more aggressive
Villous are most aggressive

12

>95% of cases of colon adenocarcinoma are believed to arise from __

Adenomatous polyps

13

Symptoms of adenomatous polyps:

none

14

2 types of adenomatous polyps

Nonfamilial and familial

15

Adenamatous polyps can lead to:

Colorectal cancer

16

In which part of the body do adenomatous polyps have the greatest malignant potential?

Colon

17

Mucocutaneous pigmented macules on the lips, buccal mucosa, and skin
Hamartomatous (benign) polyps throughout the GI tract (most notably in the small intestine), genetic

Peutz-Jeghers syndrome

18

Hamartomatous polyps and lipomas throughout the gastrointestinal tract. Trichilemmomas (Slow-growing flesh-colored flat-topped facial papules or plaques 1-5 mm in diameter. Grow and often take on a warty appearance). Cerebellar lesions, An increased rate of malignancy in thyroid, breast, and urogenital tract.

Cowden disease aka PTEN Hamartoma Syndrome

19

Increased risk of colorectal ca and other mailgnancies. 2-3% of all colorectal ca. Few adenomas, sessile, often with villous features and dysplasia. Rapid transformation

Hereditary Nonpolyposis Colorectal Cancer (HNPCC)

20

Thorough family cancer history is essential to identify families that may be affected with

HNPCC - Hereditary Nonpolyposis Colorectal Cancer

21

___ is essential to identify people that may be affected with HNPCC

family cancer history

22

Colorectal cancer is ____

preventable

23

Almost all colorectal cancers are ___

Adenocarcinomas

24

Right-sided colonic cancers may cause ___
from ___

Iron deficiency anemia from chronic blood loss

25

What-sided colonic cancers will cause iron deficiency anemia because of chronic blood loss?

Right-sided colonic cancers

26

? Obstructive symptoms. The stool may be streaked with blood. Tenesmus, urgency, and recurrent hematochezia

Left colon lesions

27

Colon cancer on right side will be ___
On left side will __

If on right side, it will be obstructed
Left side: it will leak around it.