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Difference between revisions of "Granular cell tumour"
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| Caption = Granular cell tumour. [[H&E stain]]. | | Caption = Granular cell tumour. [[H&E stain]]. | ||
| Micro = cells with abundant eosinophilic granular cytoplasm (granules ~ 1-3 micrometers, poorly demarcated on LM), +/-[[pseudoepitheliomatous hyperplasia]] | | Micro = cells (usually epithelioid) with (usually abundant) eosinophilic granular cytoplasm (granules ~ 1-3 micrometers, poorly demarcated on LM), +/-[[pseudoepitheliomatous hyperplasia]] | ||
| Subtypes = benign (common), malignant (uncommon) | | Subtypes = benign (common), malignant (uncommon) | ||
| LMDDx = [[squamous cell carcinoma]], [[oncocytoma]], adjacent ulcer, [[xanthoma]], [[melanocytic nevus]] with neurotization | | LMDDx = [[squamous cell carcinoma]], [[oncocytoma]], adjacent ulcer, [[xanthoma]], [[melanocytic nevus]] with neurotization | ||