A schwannoma, also known as an acoustic neuroma, is a benign nerve sheath tumor composed of schwann cells, which normally produce the insulating myelin sheath covering the peripheral nerves. Schwannoma, originating from the cervical vagus nerve, is an extremely rare neoplasm that usually occurs in men between the 3rd and 6th decades of life. The most common presentation is a painless, slow-grow...

Reference 1. Lee CS, Huh JS, Chang JW, Park JK : The early detection of recurrence of malignant peripheral nerve sheath tumor by frequent magnetic resonance imaging. J Korean Neurosurg Soc 47 : 51-54, 2010 Dear Editor In the year 2010, my colleagues and I published an article entitled “The early detection of recurrence of malignant peripheral nerve sheath tumor by frequent magnetic resonance im...

Tracheal obstruction caused by cervical malignant peripheral nerve sheath tumor Satoru Kitamura1, Yuki Kataoka2, Hikaru Fukutomi3, and Naoki Nakajima4 Department of Digestive Medicine, Hyogo Cancer Center, Hyogo, Department of Respiratory Medicine, Hyogo Prefectural Amagasaki Hospital, Hyogo, Department of Radiology, Hyogo Prefectural Amagasaki Hospital, Hyogo, and Department of Pathology, Hyog...