Difference between revisions of "Medical liver disease"

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=Viral hepatitis=
=Viral hepatitis=
These are common.  The diagnoses are based on serology. The serology is covered in the ''[[Liver_pathology#Viral_hepatitis|viral hepatitis]]'' section in the ''[[liver pathology]]'' article.
==Hepatitis A==
==Hepatitis A==
*Infection is self-limited, i.e. not persistent.
*Infection is self-limited, i.e. not persistent.
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==Hepatitis B==
==Hepatitis B==
===General===
===General===
*May lead to hepatocellular carcinoma without cirrhosis.
*May lead to [[hepatocellular carcinoma]] without [[cirrhosis]].
*High prevalence.
*High prevalence.
*Diagnosis is by serology.
*Diagnosis is by serology.
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DDx:
DDx:
*Hepatitis B (without ground glass hepatocytes).
*[[Hepatitis B]] (without ground glass hepatocytes).
*Autoimmune hepatitis.
*[[Autoimmune hepatitis]].
*Primary biliary cirrhosis without granulomas.
*[[Primary biliary cirrhosis]] without granulomas.
*Drug reaction.
*Drug reaction.
=Other infections=
*Hydatid disease (Hydatid cyst).
*Ascaris.
*Fasciola
==Hydatid disease==
*[[AKA]] ''hydatid cyst''.
===General===
*Etiology: ''[[Echinococcus]]''.
===Microscopic===
Features:
*Laminated wall +/- calcification.<ref name=Ref_PBPoD8_448>{{Ref PCPBoD8|448}}</ref>
*Organisms -- see ''[[Echinococcus]]''.
Images:
*[[www]]:
**[http://pathmicro.med.sc.edu/parasitology/hydatid-hist1.jpg Hydatid cyst (med.sc.edu)].
**[http://www.atlas.or.kr/atlas/include/viewImg.html?uid=645 Hydatid cyst (atlas.or.kr)].
**[http://casereports.bmj.com/content/2009/bcr.04.2009.1798.full Hydatid cyst (casereports.bmj.com)].
*[[WC]]:
**[http://commons.wikimedia.org/wiki/File:Liver_cyst_wall_-_intermed_mag.jpg Liver cyst wall - intermed. mag. (WC)].
**[http://commons.wikimedia.org/wiki/File:Liver_cyst_wall_-_high_mag.jpg Liver cyst wall - high mag. (WC)].
**[http://commons.wikimedia.org/wiki/File:Laminated_liver_cyst_wall_-_high_mag.jpg Characteristic laminated portion - high mag. (WC)].


=Metabolic and toxic=
=Metabolic and toxic=
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**Usu. incomplete.
**Usu. incomplete.
*Blood.
*Blood.
==Infections==
*Hydatid disease (Hydatid cyst).
*Ascaris.
*Fasciola
==Hydatid disease==
*[[AKA]] ''hydatid cyst''.
===General===
*Etiology: ''[[Echinococcus]]''.
===Microscopic===
Features:
*Laminated wall +/- calcification.<ref name=Ref_PBPoD8_448>{{Ref PCPBoD8|448}}</ref>
*Organisms -- see ''[[Echinococcus]]''.
Images:
*[[www]]:
**[http://pathmicro.med.sc.edu/parasitology/hydatid-hist1.jpg Hydatid cyst (med.sc.edu)].
**[http://www.atlas.or.kr/atlas/include/viewImg.html?uid=645 Hydatid cyst (atlas.or.kr)].
**[http://casereports.bmj.com/content/2009/bcr.04.2009.1798.full Hydatid cyst (casereports.bmj.com)].
*[[WC]]:
**[http://commons.wikimedia.org/wiki/File:Liver_cyst_wall_-_intermed_mag.jpg Liver cyst wall - intermed. mag. (WC)].
**[http://commons.wikimedia.org/wiki/File:Liver_cyst_wall_-_high_mag.jpg Liver cyst wall - high mag. (WC)].
**[http://commons.wikimedia.org/wiki/File:Laminated_liver_cyst_wall_-_high_mag.jpg Characteristic laminated portion - high mag. (WC)].


==Total parenteral nutrition==
==Total parenteral nutrition==
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