Lateral access to paravertebral tumors

Secondary Tumors of Bone Mechanism of transport Paravertebral venous plexuses

Endoscopic resection of thoracic paravertebral and dumbbell tumors.

OBJECTIVE Neurogenic paravertebral tumors are uncommon neoplasms arising from neurogenic elements within the thorax. These tumors may be dumbbell shaped, extending into the spinal canal or exclusively paraspinal. Generally encapsulated, they are located in the posterior mediastinum. In this report, we present our experience in the thoracoscopic resection of these tumors, including surgical tech...

Lateral orbitotomy approach to orbital tumors: report of 10 cases.

AIM Lateral orbitotomy is a well-known approach for lesions of the lateral orbital cone. It is still appropriate for laterally situated tumors although contemporary cranial base approaches were defined and developed within the last decades. MATERIAL AND METHODS Here we report 10 orbital lesions operated with lateral orbitotomy, nine of which were extraconal. Cholesterol granuloma, arachnoid c...

Paravertebral Block

This booklet consists of the addresses delivered at the opening of the new laboratory for biochemical research at McLean Hospital. Cecil K. Drinker reviews the history of research at McLean Hospital. Jordi Foich surveys biochemical research in psychiatry with emphasis on his own contributions to the chemical constitution of the brain. The record of reasearch at the Psychiatric Service of the Ma...

Swing Mandibulotomy Access to Deep Lobe Parotid Tumors Case Reviews

Pleomorphic adenoma is the most common salivary gland tumor [1]. Most of these tumors originate in the superficial lobe with few involving the deeper lobe with medial extensions in to the adjacent parapharyngeal space (PPS) [2]. These tumors are generally considered to be benign even if the lesion presents with varied histological features due to different components with myxoid or, chondroid c...