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Difference between revisions of "Heart valves"
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→Microscopic: tweak
(→Microscopic: more IHC, histiocytes/granulomas) |
(→Microscopic: tweak) |
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| Line 170: | Line 170: | ||
===Microscopic=== | ===Microscopic=== | ||
Features:<ref name=Ref_PBoD593>{{Ref PBoD|593}}</ref> | Features:<ref name=Ref_PBoD593>{{Ref PBoD|593}}</ref> | ||
*Caterpillar | *Caterpillar cells ([[AKA]] Anitschkow cells) | ||
**Abundant eosinophilic cytoplasm. | **Abundant eosinophilic cytoplasm. | ||
**Moderately-poorly defined cell border. | **Moderately-poorly defined cell border. | ||
| Line 176: | Line 176: | ||
**Pathognomonic for rheumatic fever. | **Pathognomonic for rheumatic fever. | ||
*Aschoff bodies | *Aschoff bodies - usually in the heart itself: | ||
**Jumbled collagen, eosinophilic. | |||
**Jumbled collagen, eosinophilic | |||
**Surrounded by lymphocytes (T cells) +/- plasma cells. | **Surrounded by lymphocytes (T cells) +/- plasma cells. | ||