Spinal arachnoiditis following subarachnoid haemorrhage: report of two cases and review of the literature.

Two patients with spinal arachnoiditis following subarachnoid haemorrhage are described. A complete spinal block was seen at the mid thoracic level with characteristics of spinal arachnoiditis. Only one patient had severe symptoms. Both patients were treated conservatively. Signs and symptoms diminished in time. A review of the literature is given and the aetiology is discussed.