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Skin biopsy


Screening view reflects the absence of gross lesion of the skin.


High power discloses similar pattern to the one observed in the muscle, and reveals atypical intra-vascular cells.



These intravascular cells are found scattered at different levels of the dermis and even in larger arteriolar structures (below), more readily observed with the immunostains.




Bladder biopsy


Immunohistochemistry, diagnosis and references.