GI - 11 Colon disorders pt 1

Question 1

___ is believed to be caused by being deficient in fiber

Answer 1

Colonic diverticulOSIS

Question 2

Key symptom of colonic diverticulosis is:

Answer 2

Painless bleeding

Question 3

Patients come in with Left side ab pain and constipation

Answer 3

DiverticulITIS

Question 4

What is only way to diagnose Diverticulitis

Answer 4

CT

Question 5

__ and __ are contraindicated during Diverticulitis. Why?

Answer 5

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

Question 6

The main complication of Diverticulitis is:

Answer 6

Phlegmon (an early abscess ‘collection of gunk’)

Question 7

What is a phlegmon?

Answer 7

(an early abscess ‘collection of gunk

Question 8

2 drugs to treat Diverticulitis:

Answer 8

Metronidazole

ciprofloxacin

Question 9

Discrete mass lesions that protrude into lumen of colon and SI

Answer 9

Polyps

Question 10

3 groups of polyps:

Answer 10

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

Question 11

3 types of Adenomatous Polyps. How aggressive is each?

Answer 11

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

Question 12

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

Answer 12

Adenomatous polyps

Question 13

Symptoms of adenomatous polyps:

Answer 13

none

Question 14

2 types of adenomatous polyps

Answer 14

Nonfamilial and familial

Question 15

Adenamatous polyps can lead to:

Answer 15

Colorectal cancer

Question 16

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

Answer 16

Colon

Question 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

Answer 17

Peutz-Jeghers syndrome

Question 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.

Answer 18

Cowden disease aka PTEN Hamartoma Syndrome

Question 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

Answer 19

Hereditary Nonpolyposis Colorectal Cancer (HNPCC)

Question 20

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

Answer 20

HNPCC - Hereditary Nonpolyposis Colorectal Cancer

Question 21

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

Answer 21

family cancer history

Question 22

Colorectal cancer is ____

Answer 22

preventable

Question 23

Almost all colorectal cancers are ___

Answer 23

Adenocarcinomas

Question 24

Right-sided colonic cancers may cause ___

from ___

Answer 24

Iron deficiency anemia from chronic blood loss

Question 25

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

Answer 25

Right-sided colonic cancers

Question 26

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

Answer 26

Left colon lesions

Question 27

Colon cancer on right side will be ___

On left side will __

Answer 27

If on right side, it will be obstructed

Left side: it will leak around it.