Malignant Peripheral Nerve Sheath Tumor

Nerve sheath tumor in the forearm of a common marmoset (Callithrix jacchus)

“…Neurofibromas are composed of Schwann cells and perineural cells 2 . Malignant triton tumors are described as NSTs with scattered myogenin positive primitive rhabdomyoblastic elements 10 . Based on the immunohistochemical staining properties and location, the tumor in the marmoset is suggestive of a schwannoma.…”

Cytomorphology of metastatic malignant peripheral nerve sheath tumour present in pleural fluid: Case study and literature review

“…Malignant peripheral nerve sheath tumours (MPNSTs) are aggressive spindle cell malignancies commonly originating from peripheral nerves, either de novo, from benign nerve sheath tumours or in neurofibromatosis type‐1 (NF1) patients 1 . They primarily manifest in the trunk, extremities, retroperitoneum and occasionally in the head and neck region.…”