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Difference between revisions of "Angiomyolipoma"
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===Micro=== | ====Micro==== | ||
The section show a circumscribed tumour composed of muscle-like tissue and adipose tissue with prominent muscular blood vessels. Rare nuclear enlargement is seen. No signficant nuclear atypia is appreciated. Mitotic activity is not apparent. | The section show a circumscribed tumour composed of muscle-like tissue and adipose tissue with prominent muscular blood vessels. Rare nuclear enlargement is seen. No signficant nuclear atypia is appreciated. Mitotic activity is not apparent. | ||
===Biopsy=== | |||
<pre> | |||
MASS OF LEFT KIDNEY, CORE BIOPSY: | |||
- COMPATIBLE WITH ANGIOMYOLIPOMA. | |||
COMMENT: | |||
The tumour stains as follows: | |||
POSITIVE: Melan A, HMB-45, desmin. | |||
NEGATIVE: CK (pooled). | |||
</pre> | |||
====Micro==== | |||
The sections show a tumour composed of spindle cells in a fasicular arrangement with scant adipose tissue and prominent muscular blood vessels. Rare nuclear enlargement is seen. No signficant nuclear atypia is appreciated. Mitotic activity is not apparent. No renal parenchyma is identified. | |||
==See also== | ==See also== | ||