Stretched intradural extramedullary tanycytic ependymoma of the thoracic spine.

Background: Tanycytic ependymoma is a rare variant of ependymoma that commonly affects the cervical and thoracic spinal cord. It usually arises as intramedullary lesions and extramedullary cases are extremely rare.

Case Description: We present a 77-year-old woman with the complaints of a 2-year history of progressive paraparesis and sensory loss in her lower extremities.

Scintigraphic imaging of vertebral osteomyelitis with 111in-biotin.

Study Design: Early diagnosis of vertebral infection (hematogenous or postsurgical) is necessary to choose a correct therapy and to minimize dramatic complications. All patients suspected to have vertebral infection underwent radiologic imaging and In-Biotin scintigraphy.

Objective: Biotin is a growth factor used by many bacteria.