gastrointestinal
endoscopic retrograde cholangiopancreatography
GERD
FOBT
UPPP
IBS
abdominoperineal resection
ulcerative colitis
irritable bowel syndrome
EGD
upper gastrointestinal
UGI
endoscopic ultrasound
gastroesophageal reflux disease
PEG
APR
ERCP
BE
N&V
GI
nausea & vomiting
Helicobacter pylori
fecal occult blood test
H. pylori
uvulopalatopharyngoplasty
barium enema
esophagogastroduodenoscopy
percutaneous endoscopic gastrostomy
UC
EUS
