Ruwandika Jayawickrama

osce mbbs 3rd mbbs part 2 pharmacology exam medicine ulcerative colitis inflammatory bowel disease polyp colonic carcinoma angiodysplasia volvulus bleeding per rectum radiation proctitis bleeding pr hemorrohids haemorrhoids rectal colectomy ibd rectal carcinoma rectal bleeding colon surgery diagnosis blood treatment bone marrow anaemia anemia cell sickle therapy for obesity cancer bmr obesity physiology abdominal obesity weight loss