| TCMA | transcortical motor aphasia |
|---|---|
| TMA | tetramethylammonium; thrombotic microangiopathy; thyroid microsomal antibody; transcortical mixed ap... |
| TSA | technical surgical assistance; toluene sulfonic acid; total shoulder arthroplasty; total solute abso... |
| transcortical | 1. Across or through the cortex of the brain, ovary, kidney, or other organ. 2. From one part of the cerebral cortex to another; denoting the various association tracts. (05 Mar 2000) |
|---|---|
| transcortical aphasia | An aphasia in which the unaffected motor and sensory language areas are isolated from the rest of the hemispheric cortex. Subdivided into transcortical sensory and transcortical motor aphasias. (05 Mar 2000) |
| transcortical apraxia | Ideomotor apraxia, a form of apraxia in which simple acts are incapable of being performed, presumably because the connections between the cortical centres that control volition and the motor cortex are interrupted. Synonym: transcortical apraxia. (05 Mar 2000) |
| transcortical a. |
a type of conduction aphasia believed to be caused by a lesion of a pathway between the speech center and other cortical centers, but often reflecting large lesions in brain areas other than the perisylvian region of the hemisphere dominant for speech and language. The patient may repeat words (echolalia) but cannot speak independently.
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