GI Cancers

squamous cell cancer

cancer that begins in flat squamous cells

gastrointestinal neoplasms

gastrointestinal stromal tumors

neuroendocrine tumors

lymphoma

percentage of pancreatic adenocarcinomas in the head

65%

pancreatic adenocarcinoma syptoms

painless jaundice

fat in stool

pancreatitis

new onset diabetes

pancreatic adenocarcinoma testing

LFTs

elevated bilirubin & alkaline phosphate

pancreatic adenocarcinoma tumor markers

CEA elevated

CA 19-9

pancreatic adenocarcinoma treatments

whipple procedure

chemotherapy

radiation

pancreatic adenocarcinoma lifetime risk

1-2%

gastric adenocarcinoma intestinal type

form glands pathologically

gastric adenocarcinoma diffuse type

CDH1 gene

poorly differentiated

lacks gland formation

signet ring cells

gastric adenocarcinoma linitis plastica

involves entire stomach

diffusely infiltrating

gastric adenocarcinoma symptoms

epigastric discomfort

epigastric pain, constant

GI bleeding

familial gastric cancers percentage

20%

gastric adenocarcinoma risks

high carb, low fat diet

cigarette smoking

H. pylori infection

gastric polyps

colon mucosa

location of 90% of colorectal cancers originate from

colon cancer treatment

surgery for 75% of patients

adjuvant chemo for high risk, no nodes

low anterior resection

cancer & affected tissue removed, remaining colon & rectum joined

abdominoperineal resection

affected colon & rectum removed, colostomy bag added

colorectal adenocarcinoma lifetime risk

4-5%

colorectal adenocarcinoma risks

advanced polyps

IBD

cystic fibrosis