NSG 210 Test 3 Study Guide

Physical ax should include checking over ss listed

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Unformatted text preview: to chronic active hepatitis & cirrhosis. Prevention: same as w/ HBV Tx: similar to other forms of hepatitis  ­Interferon is being investigated for use in HDV pts Hepatitis E (HEV) Mode of Transmission: via fecal ­oral route, esp through contaminated water in areas w/ poor sanitation. Very similar to HAV.  ­Hepatitis G & GB Virus ­C have been identified but their clinical significance hasn’t been determined. Very similar to HCV as far as risk factors. S/S: similar to HAV. Has an abrupt onset & chronic forms do not develop. Jaundice is almost always present  ­Seen in international travelers, but not very prevalent in US Prevention: Good hygiene, esp handwashing, is the major method of prevention. Nonviral Hepatitis Toxic Hepatitis: caused by hepatotoxins & produce acute liver cell necrosis or toxic hepatitis when inhaled, injected parenterally or taken PO. The chemicals most commonly considered hepatotoxins are chloroform, carbon tetrachloride, phosphorus & gold compounds  ­High risk groups include the elderly & pts w/ drug ­induced hepatitis S/S: resembles viral hepatitis at the onset. Anorexia & N/V are most common s/s. Jaundice, hepatomegaly, hematemesis, clotting abnormalities, fever, delirium, coma, death, etc may occur if there is a prolonged period between exposure & onset of s/s.  ­Recovery from acute toxic hepatitis is rapid if the hepatotoxin is identified early. There is no antidote. Tx: few tx options are available, other than liver transplantation. Therapy is directed toward restoring & maintaining fluid balance, blood replacement & palliative measures. Drug ­Induced Hepatitis: most common cause of acute liver failure in the US.  ­While any medication can affect liver function, use of acetaminophen has been identified as the leading cause of acute liver failure. Other risk factors include anesthetic agents, meds used to treat rheumatic & musculoskeletal disease, antidepressants, psychotropic meds, anticonvulsants & anti ­tuberculosis agents. S/S: onset is abrupt w/ chills, fever, rash, pruritis, arthralgia, anorexi...
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