| MD | Doctor of Medicine [Lat. Medicinae Doctor]; magnesium deficiency; main duct; maintenance dose; major... |
|---|---|
| MAD | major affective disorder; mandibulo-acral dysplasia; maximum allowable dose; methylandrostenediol; m... |
| MLD | manual lymph drainage; median lethal dose; metachromatic leukodystrophy; minimal lesion disease; min... |
| MAC | MacConkey [broth]; major ambulatory category; malignancy-associated changes; maximum allowable conce... |
| TS | Takayasu syndrome; Tay-Sachs; temperature sensitivity; temperature, skin; temporal stem; tensile str... |
| toxic | Pertaining to, due to or of the nature of a poison or toxin, manifesting the symptoms of severe infection. (18 Nov 1997) |
|---|---|
| toxic amaurosis | Blindness due to optic neuritis caused by methyl alcohol, lead, arsenic, quinine, or other poisons. (05 Mar 2000) |
| toxic amblyopia | Blindness due to optic neuritis caused by methyl alcohol, lead, arsenic, quinine, or other poisons. (05 Mar 2000) |
| toxic anaemia | Any anaemia resulting from the destructive effects of a chemical, metabolic poison, bacterial toxin, venom, and similar materials. (05 Mar 2000) |
| toxic cataract | A cataract caused by drugs or chemicals. (05 Mar 2000) |
| toxic cirrhosis | Cirrhosis of the liver resulting from chronic poisoning, as by lead or carbon tetrachloride. (05 Mar 2000) |
| toxic cyanosis | Cyanosis due to methemoglobin formation resulting from the action of certain drugs, e.g., nitrites. (05 Mar 2000) |
| toxic delirium | Delirium caused by the action of a poison. (05 Mar 2000) |
| toxic effect | <physiology> The physiologic, physical or laboratory manifestations or derangement that can be attributed to the presence of a substance within the body. (12 Jan 1998) |
| toxic epidermal necrolysis | A syndrome in which a large portion of the skin becomes intensely erythematous with epidermal necrosis, and peels off in the manner of a second-degree burn, often simultaneous with the formation of flaccid bullae, resulting from drug sensitivity or of unknown cause; the level of separation is subepidermal, unlike staphylococcal scalded skin syndrome in which there is subcorneal change. Synonym: Lyell's syndrome. (05 Mar 2000) |
| toxic equivalent | The amount of toxin or other poison per kilogram of body weight necessary to kill an animal. (05 Mar 2000) |
| toxic goiter | A goiter that forms an excessive secretion, causing signs and symptoms of hyperthyroidism. (05 Mar 2000) |
| toxic haemoglobinuria | Haemoglobinuria occurring after the ingestion of various poisons, in certain blood diseases, and in certain infections. (05 Mar 2000) |
| toxic hydrocephalus | Thrombotic hydrocephalus associated with some general infection or toxic state. (05 Mar 2000) |
| toxic megacolon | <gastroenterology, surgery> An acute nonobstructive dilation of the colon, seen in advanced ulcerative colitis and Crohn's disease. (12 Jan 1998) |