| mal | <prefix> A prefix meaning ill, bad; the opposite of eu-. Often relates to a disease or disorder. Compare: dys-, caco-. Origin: Fr. Fr. L. Malum, an evil, L. Malus, bad (21 Jun 2000) |
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| mal de caderas | A disease of horses in some South American countries caused by the protozoan parasite Trypanosoma equinum and manifested by emaciation, remittent fever, weakness (especially of the hindquarters, from which the disease gets its name), and eventually death; the trypanosome has a reservoir in the giant rodent, the capybara; cattle, sheep, and goats are only mildly affected; humans are not susceptible. (05 Mar 2000) |
| mal de Cayenne | <medicine> A disease of the skin, in which it become enormously thickened, and is rough, hard, and fissured, like an elephant's hide. Origin: L, fr. Gr, from, an elephant. Source: Websters Dictionary (01 Mar 1998) |
| mal de la rosa | Synonym: pellagra. (05 Mar 2000) |
| mal de los pintos | An infectious disease of the skin caused by treponema carateum that occurs only in the western hemisphere. Age of onset is between 10 and 20 years of age. This condition is characterised by marked changes in the skin colour and is believed to be transmitted by direct person-to-person contact. (12 Dec 1998) |
| mal de Meleda | Endemic symmetrical keratoderma of the extremities occurring on the island of Meleda off the coast of Dalmatia. (05 Mar 2000) |
| mal de mer | A form of motion sickness caused by the motion of a floating platform, such as a ship, boat, or raft. Synonym: mal de mer, naupathia, vomitus marinus. (05 Mar 2000) |
| mal de San Lazaro | <medicine> A disease of the skin, in which it become enormously thickened, and is rough, hard, and fissured, like an elephant's hide. Origin: L, fr. Gr, from, an elephant. Source: Websters Dictionary (01 Mar 1998) |
| mal perforant | A round, deep, trophic ulcer of the sole of the foot, following disease or injury, in any part of its course from the centre to the periphery of the nerve supplying the part. Synonym: mal perforant. (05 Mar 2000) |
| mala | An alternative term for cheek, or zygomatic bone. Origin: L. Cheek bone (05 Mar 2000) |
| malabar | 1. <geography> A region in the western part of the Peninsula of India, between the mountains and the sea. 2. <botany> Malabar nut, the seed of an East Indian acanthaceous shrub, the Adhatoda Vasica, sometimes used medicinally. (28 Oct 1998) |
| Malabar itch | An eruption consisting of a number of concentric rings of overlapping scales forming papulosquamous patches scattered over the body; it occurs in tropical climates and is caused by the fungus Trichophyton concentricum. Synonym: herpes desquamans, Malabar itch, Oriental ringworm, scaly ringworm, tinea tropicalis, Tokelau ringworm. (05 Mar 2000) |
| Malabar leprosy | <medicine> A disease of the skin, in which it become enormously thickened, and is rough, hard, and fissured, like an elephant's hide. Origin: L, fr. Gr, from, an elephant. Source: Websters Dictionary (01 Mar 1998) |
| malabsorption | <gastroenterology> Impaired intestinal absorption of nutrients. (18 Nov 1997) |
| malabsorption syndrome | <syndrome> A variety of conditions in which digestion and absorption in the small intestine are impaired. Multiple causes including lymphoma, amyloid and other infiltrations, Crohn's disease, gluten sensitive enteropathy and the sprue syndrome in which the villi atrophy for unknown reasons. (18 Nov 1997) |
| grand mal | tonic-clonic seizure |
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| grand mal epilepsy | Older term for epilepsy characterised by generalised tonic-clonic seizure. (05 Mar 2000) |
| grand mal seizure | A type of seizure that results in loss of consciousness, generalised muscle contractions, urinary incontinence, tongue biting and a post-ictal state (confusion and lethargy) following cessation of the seizure. Also referred to as a grand-mal seizure. See: epilepsy. (27 Sep 1997) |
| petit mal | <neurology> A type of seizure (absence seizures) that in contrast to the grand mal seizure, are noted for their brevity and for the degree of loss of awareness (brief staring spell) accompanied by minimal motor manifestations. A common form of childhood epilepsy. (06 Oct 1997) |
| petit mal epilepsy | A generalised epilepsy syndrome characterised by the onset of absence seizures in childhood, typically at age six or seven years. There is a strong genetic predisposition and girls are affected more often than boys. EEG reveals generalised 3 Hz spike-wave activity on a normal background. Prognosis for remission is good if the patient does not also have generalised tonic-clonic seizures. See: absence. Synonym: petit mal epilepsy, pyknolepsy. (05 Mar 2000) |
| petit mal seizure | An absence seizure. (05 Mar 2000) |
| epilepsy with grand mal seizures on awakening | Generalised epilepsy syndrome characterised by onset in the second decade of life, typically with generalised tonic-clonic seizures, of which most occur shortly after awakening (regardless of the time of day) and are exacerbated by sleep deprivation. There is a genetic predisposition and EEG shows one of several generalised patterns of interictal discharges; photosensitivity is common. (05 Mar 2000) |