| anterolateral tractotomy | Division of the anterolateral quadrant of the spinal cord to section the spinothalamic tract. Synonym: anterolateral tractotomy, spinal tractotomy, spinothalamic cordotomy. (05 Mar 2000) |
|---|---|
| Walker tractotomy | A mesencephalic spinothalamic tractotomy. (05 Mar 2000) |
| Schwartz tractotomy | A medullary spinothalamic tractotomy. (05 Mar 2000) |
| pyramidal tractotomy | May be mesencephalic (pedunculotomy or crusotomy), medullary (medullary pyramidotomy), or spinal (spinal pyramidotomy). (05 Mar 2000) |
| Sjoqvist tractotomy | Division of the descending fibres of the trigeminal tract in the medulla. Synonym: intramedullary tractotomy, Sjoqvist tractotomy. (05 Mar 2000) |
| spinal tractotomy | Division of the anterolateral quadrant of the spinal cord to section the spinothalamic tract. Synonym: anterolateral tractotomy, spinal tractotomy, spinothalamic cordotomy. (05 Mar 2000) |
| spinothalamic tractotomy | May be spinal (cordotomy), medullary (Schwartz tractotomy), or mesencephalic (Walker tractotomy). (05 Mar 2000) |
| intramedullary tractotomy | Division of the descending fibres of the trigeminal tract in the medulla. Synonym: intramedullary tractotomy, Sjoqvist tractotomy. (05 Mar 2000) |
| tractotomy | Interruption of a nerve tract in the brainstem or spinal cord. Origin: L. Tractus, tract, + G. Tome, incision (05 Mar 2000) |
| trigeminal tractotomy | Division of the descending fibres of the trigeminal tract in the medulla. Synonym: intramedullary tractotomy, Sjoqvist tractotomy. (05 Mar 2000) |
| adrenal medullary imaging | <investigation, radiology> A nuclear scan that images the adrenal glands after a radioactive tracer is injected into the bloodstream. This test is useful in detecting a pheochromocytoma, particularly if it not within the adrenal gland. (27 Sep 1997) |
| anterior medullary velum | The thin layer of white matter stretching between the two superior cerebellar peduncles, forming the roof of the superior recess of the fourth ventricle. Synonym: velum medullare superius, anterior medullary velum, Vieussens' valve. (05 Mar 2000) |
| carcinoma, medullary | A carcinoma composed mainly of epithelial elements with little or no stroma. Medullary carcinomas of the breast constitute 5%-7% of all mammary carcinomas; medullary carcinomas of the thyroid comprise 3%-10% of all thyroid malignancies. (12 Dec 1998) |
| medial medullary lamina of corpus striatum | A fibre layer separating the medial and lateral segments of the globus pallidus. Synonym: lamina medullaris medialis corporis striati. (05 Mar 2000) |
| medullary | <anatomy> Pertaining to the marrow or to any medulla, resembling marrow. Origin: L. Medullaris (18 Nov 1997) |