| heat apoplexy | A severe and often fatal illness produced by exposure to excessively high temperatures, especially when accompanied by marked exertion. It can manifest by elevated body temperature, lack of sweating, hot dry skin, and neurologic symptoms; unconsciousness, paralysis, headache, vertigo, confusion. In severe cases very high fever, vascular collapse, and coma develop. Synonym: heat apoplexy, heat hyperpyrexia, malignant hyperpyrexia, thermic fever. (05 Mar 2000) |
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| spinal apoplexy | Stroke involving the spinal cord. (05 Mar 2000) |
| splenic apoplexy | Peracute anthrax often seen in ruminants, in which death occurs very quickly after the appearance of the first signs of the disease; grossly enlarged spleen and capillary haemorrhages are often the only lesions. (05 Mar 2000) |
| neonatal apoplexy | Intracranial haemorrhage in newborn children. (05 Mar 2000) |
| uteroplacental apoplexy | Extravasation of blood into the uterine musculature and beneath the uterine peritoneum in association with severe forms of abruptio placentae. Synonym: uteroplacental apoplexy. (05 Mar 2000) |
| labyrinthine apoplexy | A clinical syndrome manifested as a single, abrupt attack of severe vertigo, nausea, and vomiting, with permanent loss of labyrinthine function on one side, but without associated hearing loss or tinnitus. Attributed to occlusion of the labyrinthine branch of the internal auditory artery. (05 Mar 2000) |
| functional apoplexy | A condition simulating apoplexy without any cerebral lesion; a form of conversion hysteria. (05 Mar 2000) |