Malignant triton tumor (MTT) is a rare, aggressive tumor


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Malignant triton tumor (MTT) is a rare, aggressive tumor

:blossom:Made up of both malignant schwannoma cells and malignant rhabdomyoblasts.

:four_leaf_clover:It’s classified as a malignant peripheral nerve sheath tumor with rhabdomyosarcomatous differentiation.

:maple_leaf:MPNST (Malignant Peripheral Neural Sheath Tumour) with well developed skeletal muscle component

:cherry_blossom:Diagnostic criteria of Woodruff :
1)Tumor arises along a peripheral nerve, in a ganglioneuroma, in NF1 patient, or is a metastasis from such a tumor
2) Tumor has characteristics of Schwann cell tumor
3) Rhabdomyoblasts arise from body of tumor

:blossom:Malignant triton tumors are stained ------ for desmin, myoglobin and S-100 protein.