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Difference between revisions of "Myocarditis"
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'''Myocarditis''' is inflammation of the [[heart]]. | |||
==General== | |||
*Uncommon. | |||
==Gross== | |||
*Not apparent on gross. | |||
Grossing: | |||
*Requires 10 sections to exclude;<ref>KC. 1 October 2010.</ref> sections should include right ventricle and left ventricle. | |||
**It is often missed with five.<ref name=pmid9559966>{{Cite journal | last1 = Kubo | first1 = N. | last2 = Morimoto | first2 = S. | last3 = Hiramitsu | first3 = S. | last4 = Uemura | first4 = A. | last5 = Kimura | first5 = K. | last6 = Shimizu | first6 = K. | last7 = Hishida | first7 = H. | title = Feasibility of diagnosing chronic myocarditis by endomyocardial biopsy. | journal = Heart Vessels | volume = 12 | issue = 4 | pages = 167-70 | month = | year = 1997 | doi = | PMID = 9559966 }}</ref> | |||
==Microscopic== | |||
Features: | |||
*Inflammation. | |||
*Myocyte necrosis (disputed<ref name=pmid16449736>{{Cite journal | last1 = Baughman | first1 = KL. | title = Diagnosis of myocarditis: death of Dallas criteria. | journal = Circulation | volume = 113 | issue = 4 | pages = 593-5 | month = Jan | year = 2006 | doi = 10.1161/CIRCULATIONAHA.105.589663 | PMID = 16449736 }}</ref>). | |||
===Classification=== | |||
Classified by the inflammatory cells present:<ref name=emedicine1612533>[http://emedicine.medscape.com/article/1612533-overview http://emedicine.medscape.com/article/1612533-overview]</ref> | |||
*Eosinophilic - ''hypersensitivity myocarditis'' - most common. | |||
**May be assoc. with peripheral blood eosinophilia.<ref name=pmid20181108>{{cite journal |author=Amini R, Nielsen C |title=Eosinophilic myocarditis mimicking acute coronary syndrome secondary to idiopathic hypereosinophilic syndrome: a case report |journal=J Med Case Reports |volume=4 |issue= |pages=40 |year=2010 |pmid=20181108 |pmc=2830978 |doi=10.1186/1752-1947-4-40 |url=}}</ref> | |||
*Lymphocytic - viral, autoimmune. | |||
*Granulomatous - infectious, [[idiopathic granulomatous myocarditis|idiopathic]]. | |||
*Neutrophilic. | |||
*Reperfusion (associated with myocardial infarction). | |||
===Images=== | |||
*[http://commons.wikimedia.org/wiki/File:Viral_myocarditis_%281%29.JPG Myocarditis (viral) - 1 (WC)]. | |||
*[http://commons.wikimedia.org/wiki/File:Viral_myocarditis_%282%29.JPG Myocarditis (viral) - 2 (WC)]. | |||
*[http://jmedicalcasereports.com/content/4/1/40/figure/F5 Eosinophilic myocarditis (jmedicalcasereports.com)].<ref name=pmid20181108>{{cite journal |author=Amini R, Nielsen C |title=Eosinophilic myocarditis mimicking acute coronary syndrome secondary to idiopathic hypereosinophilic syndrome: a case report |journal=J Med Case Reports |volume=4 |issue= |pages=40 |year=2010 |pmid=20181108 |pmc=2830978 |doi=10.1186/1752-1947-4-40 |url=}}</ref> | |||
==See also== | |||
*[[Heart]]. | |||
==References== | |||
{{Reflist|1}} | |||
[[Category:Diagnosis]] | [[Category:Diagnosis]] | ||
[[Category:Heart]] | |||