Melanotic schwannoma, also known as malignant melanotic nerve sheath tumor (MMNST), is a rare type of tumor that arises from Schwann cells, which are responsible for the myelin sheath that ...

Hybrid peripheral nerve sheath tumors, as a rare benign tumor entity with histopathologically combined characteristics of at least two benign nerve sheath tumors (most commonly schwannoma ...

Peripheral Nerve Sheath Tumors (PNSTs): Tumors that develop from the protective sheath surrounding peripheral nerves, commonly including schwannomas and neurofibromas. Schwannoma: A type of benign ...

Abbreviations: MPNST, malignant peripheral nerve sheath tumor; ID, identification number; NF1, neurofibromatosis type 1; M, male; DFD, dead from disease; F, female ...