| periarterial sympathectomy | Sympathetic denervation by arterial decortication. Synonym: histonectomy, Leriche's operation. (05 Mar 2000) |
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| chemical sympathectomy | Destruction of the periareterial sympathetic nerves, as in Doppler's operation, by a corrosive such as phenol. (05 Mar 2000) |
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| presacral sympathectomy | Cutting of the presacral nerve to relieve severe dysmenorrhoea. Synonym: Cotte's operation, presacral sympathectomy. (05 Mar 2000) |
| sympathectomy | <procedure, surgery> Excision of a sympathetic nerve. Occasionally used for the treatment of reflex sympathetic dystrophy. (27 Sep 1997) |
| sympathectomy, chemical | Sympathectomy using chemicals (e.g., 6-hydroxydopamine or guanethidine) which selectively and reversibly destroy adrenergic nerve endings while leaving cholinergic nerve endings intact. (12 Dec 1998) |
| periarterial | Surrounding an artery. (05 Mar 2000) |
| periarterial pad | A collection of cells around the renal glomerular arterioles that contain cytoplasmic granules, probably composed of renin. Synonym: periarterial pad. (05 Mar 2000) |
| periarterial plexus | An autonomic plexus that accompanies an artery, surrounding it in a network of autonomic nerve fibres. Synonym: plexus periarterialis. (05 Mar 2000) |
| periarterial plexus of maxillary artery | <anatomy, artery> An autonomic plexus on the maxillary artery derived from the external carotid plexus. Synonym: internal maxillary plexus, maxillary plexus, plexus maxillaris internus. (05 Mar 2000) |
| periarterial plexus of vertebral artery | <anatomy, artery> A plexus of autonomic nerves on the vertebral artery derives from the subclavian plexus. Synonym: plexus vertebralis, vertebral plexus. (05 Mar 2000) |
| subclavian periarterial plexus | The autonomic plexus accompanying the artery of this name, formed by fibres from the stellate ganglion, and giving off secondary plexus's along the branches of the subclavian. Synonym: plexus subclavius, subclavian plexus. (05 Mar 2000) |