<prompt> A 88 years male patients presented with end stage renal disease with coronary aery block and metastasis in the lungs. Now presents with acute cholecystitis, patients relatives needs treatments to do somethingOpen cholecystectomyTube cholecystectomyLaproscopic cholecystectomyAntibiotics then elective cholecystectomy  <response>: .In open cholecystectomy - After the removal of gall bladder, on table cholangiogram is done through cystic duct using water soluble iodine dye to see any stones in CBD. Using stay sutures choledochotomy is done opened longitudinally to remove stones in CBD. After choledochotomy, stones are removed using Des jardins choledocholithotomy forceps. Bakes CBD dilator is used to confirm the CBD patency. - T-tube Kehrs is then placed in the CBD and kept for 14 days. - After 14 days a post-operative T-tube cholangiogram is done to see for free flow of dye into the duodenum, so that T-tube can be removed. ref : SRB;s manual of surgery,3 rd ed,pg no 584 