Neurogenic tumors are the most frequent neoplasms of the lower posterior mediastinum. In adults, theyare usually discovered in an asymptomatic patient. The tumors are mostly benign but can also be malignant. Therefore...
To the editor: Ventral spinal schwannoma is not a frequently encountered disease and its surgical treatment is difficult.1,2 It has not been reported that the arachnoid adhesions caused by SURGICEL after operation fo...
Schwannomas are usually benign tumors that arise from a nerve supporting the Schwann cells, those are mostly associated with the cranial or main peripheral nerves. The occurrence of retroperitoneal schwannoma is quit...
Retroperitoneal tumors are difficult to distinguish, .especially because they share common radiological features with tumors of the liver. When we come across such tumors, the clinical diagnosis is often confusing. He...
Facial nerve schwannoma involving the middle cranial fossa is quite rare, and its accurate diagnosis is very difficult before surgery. Here we present a case of schwannoma of the facial nerve at the middle cranial fos...
This work was supported by a grant from the China Medical Board ofNew York (No. CMB 00-722).
Melanotic schwannoma is a rare variant of schwannoma composed of melanin-producing cells with ultrastructural features of schwann cells. The description of the course of the tumors differs somewhat, but it is generall...
Background Schwannoma is the tumor arising mainly from the cranial and spinal nerves. Bilateral vestibular schwannoma is the hallmark of neurofibromatosis type 2 (NF2). The NF2 gene has been cloned with comprehensiv...
The current report focuses on two patients of the same age who presented similar appearances on initial anteroposterior chest images. Follow-up images showed superoanterior and superoposterior mediastinal lesions. The...
Background Since there are a complex anatomic structure and vital function in the high cervical spinal cord, it is difficult to remove the tumors lateroventral and ventral to the high cervical spinal cord. This clinic...