48,584
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Difference between revisions of "Heart"
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→Microscopic: w
(→Contraction band necrosis: +images) |
(→Microscopic: w) |
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Sequence:<ref>[http://library.med.utah.edu/WebPath/TUTORIAL/MYOCARD/MYOCARD.html http://library.med.utah.edu/WebPath/TUTORIAL/MYOCARD/MYOCARD.html]</ref> | Sequence:<ref>[http://library.med.utah.edu/WebPath/TUTORIAL/MYOCARD/MYOCARD.html http://library.med.utah.edu/WebPath/TUTORIAL/MYOCARD/MYOCARD.html]</ref> | ||
*1-3 hours - Wavy (myocardial) fibers | *1-3 hours - Wavy (myocardial) fibers | ||
*4-12 hours - Coagulative [[necrosis]] & loss of cross striations, contraction bands, edema, hemorrhage, PMN infiltrate. | *4-12 hours - Coagulative [[necrosis]] & loss of cross striations, [[contraction band necrosis|contraction bands]], edema, hemorrhage, PMN infiltrate. | ||
*18-24 hours - Coagulative necrosis, pyknosis of nuclei, and marginal contraction bands. | *18-24 hours - Coagulative necrosis, pyknosis of nuclei, and marginal contraction bands. | ||
*1-3 days - Loss of nuclei (karyolysis), loss of striations, abundant PMNs. | *1-3 days - Loss of nuclei (karyolysis), loss of striations, abundant PMNs. | ||