| MH | malignant histiocytosis; malignant hyperpyrexia; malignant hypertension; malignant hyperthermia; mam... |
|---|---|
| MHI | malignant histiocytosis of intestine; Mental Health Index; Mental Health Inventory |
| MI | first meiotic metaphase; maturation index; medical illustrator; medical informatics; medical inspect... |
| MMR | mass miniature radiography; masseter muscle rigidity; maternal mortality rate; measles-mumps-rubella... |
| OBS(?) | Organic Brain Syndrome |
| organic debris | <ecology> Debris consisting of plant or animal material. (11 Jan 1998) |
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| organic delusions | False beliefs experienced in the delirium associated with dementia in conjunction with traumatic injury to the brain, or an organic change in the brain such as in Alzheimer's syndrome, or in cocaine or other drug intoxication. (05 Mar 2000) |
| organic dental cement | A dental cement consisting mainly of synthetic polymers. (05 Mar 2000) |
| organic disease | <disease> A disease process which occurs as the result of a demonstrable anatomic or physiologic abnormality. (27 Sep 1997) |
| organic evolution | Biologic evolution was contrasted with cultural evolution in 1968 by A.G. Motulsky who pointed out that biologic evolution is mediated by genes, shows a slow rate of change, employs random variation (mutations) and selection as agents of change, new variants are often harmful, these new variants are transmitted from parents to offspring, the mode of transmission is simple, complexity is achieved by the rare formation of new genes by chromosome duplication, biologic evolution occurs with all forms of life, and the biology of humans requires cultural evolution. See Cultural evolution. (12 Dec 1998) |
| organic headache | Headache due to intracranial disease. (05 Mar 2000) |
| organic level | The amount of organic matter prescribed to be left after logging. (05 Dec 1998) |
| organic molecule | <chemistry> A molecule with a basic skeleton made up of a skeleton of carbon atoms plus hydrogen and oxygen atoms and, in proteins, nitrogen. Organic molecules may also include isolated atoms of other elements. (11 Jan 1998) |
| organic mood syndrome | <syndrome> Syndrome attributed to an organic factor characterised by either depressive or manic mood. See: bipolar disorder. (05 Mar 2000) |
| organic murmur | A murmur caused by an organic lesion. (05 Mar 2000) |
| organic pain | Pain caused by an organic lesion. (05 Mar 2000) |
| organic principle | In chemistry, an organic compound that may exist already formed as a part of some other more complex substance (e.g., various sugars, starches, and albumins). Synonym: organic principle. (05 Mar 2000) |
| organic stricture | A stricture due to the presence of cicatricial or other new tissue, not spasmodic. Synonym: permanent stricture. (05 Mar 2000) |
| organic vertigo | Vertigo due to brain damage. (05 Mar 2000) |
| adducted thumbs with mental reatardation | A syndrome with the following characteristic features: (1) neurologically:mental retardation and aphasia (lack of speech); (2) limbs: adducted (clasped) thumbs, absent extensor pollicis longus and/or brevis muscles to the thumb, shuffling gait, and leg spasticity; (3) growth: small body size; (4) skeleton: lumbar lordosis (sway back). The syndrome is inherited as an X-linked trait and so affects mainly boys. Alternative names include MASA syndrome ( MASA stands for mental retardation, aphasia, shuffling gait, and adducted thumbs), clasped thumb and mental retardation, congenital clasped thumb with mental retardation, and the Gareis-Mason syndrome. (12 Dec 1998) |