DIAGNOSTIC Upper GI endoscopy, Colonoscopy, 
ERCP, Enteroscopy.
THERAPEUTIC Variceal sclerotherapy, Variceal ligation 
Cyanoacrylate glue injection for gastric 
varices Endoscopic haemostasis, Endoscopic 
clipping Polypectomy ,Endoscopic mucosal 
resection Dilatation – Esophageal strictures / Carcinomas Self expandable metal stent 
placement Pyloric balloon dilatation
Laser therapy, Endoscopic Ethanol Tumor 
necrolysis ERCP stenting, sphincterotomy, 
stone extraction PEG, Cystogastrostomy.
ULTRASONOGRAPHY  Diagnostic abdominal ultrasound
THERAPEUTIC FNAC, US guided PEI, US guided 
pancreatograms,Hypertonic saline injection for
cysts
RADIOLOGY PTC, PTBD, Rendevouz biliary stenting