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 ...

Peripheral nerve sheath tumors (PNSTs), particularly schwannomas, are the most common type of nerve tumors. These tumors arise from the protective sheath surrounding peripheral nerves and can ...

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 ...