| extradural | External (outside) to the dura mater. (16 Dec 1997) |
|---|---|
| extradural anaesthesia | Anaesthetization, by local anaesthetics, of nerves near the spinal canal external to the dura mater; often refers to epidural anaesthesia, but may include paravertebral anaesthesia. (05 Mar 2000) |
| extradural haematorrhachis | haematorrhachis externa |
| extradural haemorrhage | An accumulation of blood between the skull and the dura mater. Synonym: epidural haematoma. (05 Mar 2000) |
| extradural mass | <radiology> Disc, haematoma (traumatic fracture), metastasis (epidural, bony), abscess, neurofibroma, lipoma, arachnoid cyst (12 Dec 1998) |