surgical management crohn's disease ulcerative colitis vce chronic hepatitis b extraintestinal manifestations gastrointestinal manifestation hepatocellular carcinoma hepatic manifestations systemic diseases small molecules uc ibd oncological diseases rheumatologic diseases collagen vascular diseases heavy metal toxicity neurological diseases critical illness and sepsis pulmonary diseases cardiac diseases proteinuria renal diseases endocrine diseases blood cell dyscrasias albuminiuria diabetic nephropathy decreased egfr pain abdomen timely disgnosis acute abdominal pain emergency management acute pain abdomen inflammatory bowel disease inf-peg alpha hbeag loss hbsag loss endpoints of therapy natural history extrahepatic manifestations special populations vaccination tenofovir entacavir dna virus acute hepatitis b hepatitis b cystic fibrosis cftr mutation spink1 muattion prss1 mutation pancreatic cancer chronic pancreatitis recurrent pancreatitis familial pancreatitis hereditary pancreatitis hematoncological diseases small bowel tumors ida gavriel iddan obscure gi bleed video capsule indications diagnosis esophageal motility disorders chicago classification v4.0 high resolution manometry hrm life threatening timely management pathological specific to pregnancy pre-existing conditions physiological cahnges gi and liver disorders pregnancy basics techniques ercp autoimmune hepatitis hepatitis att gi and liver diseases anemia acid suppression ckd diabetic kidney disease dkd piga gene venous thrombosis pancytopenia intravascular hemolysis chronic hemolytic anemia acquired hemoglobinuria paroxysmal nocturnal pnh autosplenentomy hydroxyurea hemolytic anemia hemoglobinopathy sickle cell trait sickle cell disease scd benign anorectal diosrders fistula-in-ano anorectal abscess solitary rectal ulcer syndrome srus anal fissure hemorrhoids pcab afp hcc fistulizing crohn's disease rheumatoid arthritis upadacitinib filgotiinib tofacitinib janus kinase inhibitors jak inhibitors schistosomiasis opisthorchis vivireni clonorchis sinensis echinococcus granulosus h. nana f. buski tenia saginata tenia solium d. latum trichinella sps enterobious vermicularis trichuris trichiura hookworm infection strongyloides stercoralis ascaris lumbricoides cestodes nematodes trematodes thalidomide meckel's scan ct angiography mr enterography ct enterography dbe small bowel angiectasias obscure gi bleeding occult gi bleeding small bowel bleeding gastrointestinal bleeding gi bleed hbv vaccination hcc surveillance cirrhosis palliative care systemic therapies ablative therapies tare tace liver ablation liver transplantation bclc milan criteria lirads dcp afp-l3 gip-nets net gastrin secretion regulation of hcl secretion zollinger ellison syndrome gastrinomas hypergastrinemia ibd in elderly population fertility and pregnancy surveillance for colorectal ca chemoprevention ibd in special populations eim ipaa adjunctive therapies biochemical remission histological remission clinical remission top down approach step up approach surveillance extraintestinal manifestation tnf-inhibitors bilogics mesalamine medical management paradigm shift intestinal parasites antibiotics antimotility agents ors staph aureus bacillus cereus viral agents enteroinvasive shighella sps salmonella sps e. coli preformed toxins vibrio cholera cytotoxins enterotoxins virulence factors host factors risk factors food poisoning infectious enteritis control of acid hypersecretion gastric ph fasting serum gastrin level men-1/zes sporadic zes zes neuroendocrine tumor cd
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