Microbiology and Immunology 3820A Lecture Notes - Lecture 4: Antigen, Hepatitis B, Hepatocyte
8 Dec 2016
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Document Summary
A and e : vowels in the bowel. Acute and self-limited (either get better or die) hepatic inflammation. Fecal-oral transmission distinguishes these from the other hepatitis viruses b, c and d which have lipid envelopes. The absence of a lipid envelope is an important factor in fecal-oral transmission: renders. Viral particles have a direct route to the outside which allows explosive outbreaks. Worry about asymptomatic patients, shedding large amounts of virus in stool before symptomatic. The only member of the hepatovirus genus of the picornavirus family. The incubation period is 15 to 45 days, but the virus is present in the blood and shed in the stools within a few days of exposure, increasing until just before the onset of symptoms. Fever, myalgia, malaise, anorexia, nausea and vomiting, occasionally ruq pain (over liver) Next dark urine, light clay-coloured stools and frank icterus (jaundice)
