Renal Medullary Carcinoma
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![Kidney_RCC_MedullaryCA3.jpg](/slides-13/slides/Kidney_RCC_MedullaryCA3.jpg)
Comments:
Renal medullary carcinoma shows a variety of architectural patterns, including reticular, cribriform, yolk-sac like, glandular/tubular, and solid. The focus shown here has cribriform architecture with small lumina resembling adenoid cystic carcinoma. Intratumoral infiltrate of neutrophils is a frequent finding in renal medullary carcinoma.