HLTH 335 Lecture Notes - Lecture 36: Alcoholic Liver Disease, Hepatitis B, Fatty Liver
13 Nov 2018
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Human diseases - hlth 335 - exam 3 notes. Chapter 9 - diseases of gastrointestinal (gi) tract. Only infects persons with acute or chronic hbv infection. Less common than other types of viral hep. Most us cases come from sharing needles. One a few cases reported in us, by individuals who had travelled out of country. Fat accumulates in liver secondary to injury. Common in heavy drinkers and alcoholics, but also sometimes in non or light-drinkers ( nafld . May be caused by volatile solvents, drugs, chemicals, and some poisons. Obese persons and some diabetes patients also accumulate excess fat in liver. Excess fat can impair liver function, but injury is still reversible. Diffuse scarring of liver from any cause. Chronic hepatitis caused by hbv or hcv infections. Repeated liver injury = drugs and chemicals. Longstanding bile duct obstruction (called biliary cirrhosis ) Advanced hepatic cirrhosis illustrating elevated nodules of liver tissue surrounded by depressed areas of scar tissue.
