An unusual clinical course in a thoracic dural arterio venous fistula.

This case report highlights an acute deterioration in a previously myelopathic patient who had an almost instantaneous post-operative improvement. It also highlights an unchanged MRI appearance after acute neurological deterioration. The classification of spinal arteriovenous malformations, pathology and clinical presentation, and clinical course post-treatment are also reviewed.

Peripheral arterial disease.

Peripheral arterial disease is commonly caused by atherosclerosis, and symptoms depend on the location and size of the affected artery, metabolic demands on the tissue, and the presence or absence of a collateral circulation. This article reviews the current evidence for the diagnosis and management of peripheral arterial disease.