GASTROENTEROLOGY

Congenital Hepatic Fibrosis

Aug 24, 2016 by in GASTROENTEROLOGY Comments Off on Congenital Hepatic Fibrosis

Congenital Hepatic Fibrosis DEFINITION: Fibrous enlargement of the portal tracts with abnormally shaped bile ducts and no cirrhosis EPIDEMIOLOGY: Autosomal recessive; Most commonly presents in childhood, but can be diagnosed…

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Clots

Aug 24, 2016 by in GASTROENTEROLOGY Comments Off on Clots

Clots VASCULAR ANATOMY OF LIVER Liver constitutes 5% of body weight and receives 20% of cardiac output via hepatic artery (Ha) and portal vein (Pv) Hepatic artery is a branch…

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Cirrhosis & Encephalopathy

Aug 24, 2016 by in GASTROENTEROLOGY Comments Off on Cirrhosis & Encephalopathy

Cirrhosis & Encephalopathy DEFINITION: Fibrosis and nodular regeneration resulting from hepatocellular injury EPIDEMIOLOGY: Cirrhosis and chronic liver disease accounted for more than 25,000 deaths and 375,000 hospitalizations in 1998 ETIOLOGIES:…

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Bacterial Peritonitis

Aug 24, 2016 by in GASTROENTEROLOGY Comments Off on Bacterial Peritonitis

Bacterial Peritonitis (Hepatology 2000;32:142-53) Type Ascites Cell Count/mm3 Ascites Culture Sterile <250 polys − SBP >250 polys + (one organism) (CNNA) Culture-neg Neutrocytic ascites >250 polys − (NNBA) Non-neutrocytic bacterascites…

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Autoimmune Hepatitis

Aug 24, 2016 by in GASTROENTEROLOGY Comments Off on Autoimmune Hepatitis

Autoimmune Hepatitis (Hepatology 2002;36:479-97) DEFINITION: Autoimmune Hepatitis (AIH) is an unresolving inflammation of liver, unknown cause: Characterized by interface hepatitis (histology), autoantibodies & hypergammaglobulinemia (serum) Types of AIH: Features Type…

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Ascites & Portal Hypertension

Aug 24, 2016 by in GASTROENTEROLOGY Comments Off on Ascites & Portal Hypertension

Ascites & Portal Hypertension (Hepatology 2004;39:1-16) DEFINITION: Accumulation of fluid within the peritoneal cavity EPIDEMIOLOGY: More than 30% of patients with ascites have an ascitic fluid infection at the time…

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Alcoholic Liver Disease

Aug 24, 2016 by in GASTROENTEROLOGY Comments Off on Alcoholic Liver Disease

Alcoholic Liver Disease (Am J Gastro 1998;93:2022-36) DEFINITION: Clinical spectrum includes fatty liver (occurs in days & is reversible), alcoholic hepatitis and alcoholic cirrhosis; Only 20% of alcoholics develop the…

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Acute Liver Failure (Fulminant Hepatic Failure)

Aug 24, 2016 by in GASTROENTEROLOGY Comments Off on Acute Liver Failure (Fulminant Hepatic Failure)

Acute Liver Failure (Fulminant Hepatic Failure) (Hepatology 2005;41:1179-97) DEFINITION: Acute hepatic disease + coagulopathy (INR >1.5) + encephalopathy (without a history of prior liver disease, except Wilson’s & AIH) Fulminant…

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Abscess of Liver

Aug 24, 2016 by in GASTROENTEROLOGY Comments Off on Abscess of Liver

Abscess of Liver DEFINITION: Two types of liver abscess; Areas affected by either: Right lobe only (65%), Both lobes (30%), Left lobe only (5%) Pyogenic, usually arise from intraabdominal infections…

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α1-Antitrypsin Deficiency

Aug 24, 2016 by in GASTROENTEROLOGY Comments Off on α1-Antitrypsin Deficiency

α1-Antitrypsin Deficiency DEFINITION: Deficiency in alpha-1-antitrypsin (α1-AT) characterized by liver and/or lung injury Other inheritable forms of liver disease: Hemochromatosis, Wilson’s EPIDEMIOLOGY: 1 in 2,000 is homozygous and 1 in…

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