Small Bowel Cancer Flashcards Preview

Clin Med 2 > Small Bowel Cancer > Flashcards

Flashcards in Small Bowel Cancer Deck (23):
1

RF

Hereditary Cancer Syndromes
- Adenocarcinoma
Chronic Inflammation
- Adenocarcinoma - Crohn’s
- Lymphoma - Celiac
Diet
- Alcohol, refined sugar, red meat, smoked food
Tobacco

2

Clinical

• Asymptomatic
• Abdominal Pain
• Weight Loss
• Nausea and Vomiting
• Gastrointestinal Bleeding
• Intestinal Obstruction

3

Small Bowel cancer tumors

I. Adenocarcinoma
II. Carcinoid
III. Lymphoma
IV. Sarcoma

4

MC cancer of small bowel

adenocarcinoma

5

MC site of adenocarcinoma

duodenum

6

Adenocarcinoma mainly due to

crohn's disesae

7

Carcinoid tumors commonly found

ileum

8

Clinical carcinoid syndrome

Watery diarrhea, flushing, sweating, wheezing, dyspnea, abdominal pain, hypotension

9

Cause carcinoid syndrome

Precipitated by:
alcohol
blue cheese
chocolate
red wine or exercise
anesthesia

10

Dx carcinoid syndrome

Urinary excretion of 5-HIAA
Serum Chromagranin A
Somatostatin receptor scintigraphy

11

Tx carcinoid syndrome

Octreotide
Avoidance of Triggers

12

Tx carcinoid tumors

Surgical Excision
+/- chemotherapy
Chemoembolization

13

sarcoma found where

jejunum and ileum

14

Most common tumor in sarcoma

gastrointestinal stroma

15

What is the MC extranodal form of lymphoma

Non-hodgkins and Marginal Zone B cell lymphoma

16

Predisposing conditions of lymphoma

Autoimmune Disease
Immunodeficiency Syndromes (e.g HIV)
Long-Standing Immunosuppressive therapy
Crohn’s Disease

17

Imaging Small bowel cancer

Upper Gastrointestinal series/small bowel follow through
Enteroclysis (CT, MRI or conventional)
CT scan with IV and oral contrast

18

Direct visualization of small bowel cancer

Upper endoscopy
Push enterescopy
Double-balloon enteroscopy
Wireless Video Capsule

19

Pre-op screening of small bowel cancer

CBC
LFTS
PET SCAN/CT

20

Tx adenocarcinoma

surgical

21

Tx carcinoid

surgical

22

Tx sarcoma

Surgical Excision + Imatinib (advanced disease)


23

Tx lymphoma

Surgical Excision (Node negative) + Chemotherapy (Node positive)