Ba
barium
BMI
body mass index
ERCP
endoscopic retrograde cholangiopancreatography
GI(T)
gastrointestinal (tract)
GORD
gastro_oesophageal relfux disease
IBD
inflammatory bowel disease
IBS
irritable bowel syndrome
LFTs
liver function tests
N&V
nausea and vomiting
NG
nasogastric
NPO, NBM
nil per os, nil by mouth
OGD
oesophagogastroduodenoscopy
PEG tube
percutaneous endoscopic gastrostomy tube
PEJ tube
percutaneous endoscopic jejunostomy tube
PR
per rectum
PTHC
percutaneous transhepatic cholangiography
PUD
peptic ulcer disease
TPN
total parenteral nutrition