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Urinary bladder- Desmin negative muscle-invasive urothelial carcinoma. Desmin immunostaining delineates elements of the muscular bladder wall. |
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Urinary bladder- Desmin negative small cell carcinoma invading desmin positive smooth muscle fibres of the tunica muscularis. |
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Urinary bladder- Desmin negative urothelial carcinoma. Desmin immunostaining highlights elements of the muscular bladder wall invaded by the tumor. |
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Uterus- Leiomyoma showing strong desmin immunostaining. |
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