| MSA | major serologic antigen; male-specific antigen; mannitol salt agar; Medical Services Administration;... |
|---|---|
| OA | obstructive apnea; occipital artery; occipito-anterior; occiput anterior; octanoic acid; ocular albi... |
| OAK | Kjer optic atrophy |
| OCA | oculocutaneous albinism; olivopontocerebellar atrophy; oral contraceptive agent |
| OPCA | olivopontocerebellar atrophy |
| muscular system | All the muscles of the body collectively. (05 Mar 2000) |
|---|---|
| muscular tissue | A tissue characterised by the ability to contract upon stimulation; its three varieties are skeletal, cardiac, and smooth. See: muscle. Synonym: flesh. (05 Mar 2000) |
| muscular triangle | The triangle bounded by the sternocleidomastoid muscle, the superior belly of the omohyoid muscle, and the anterior midline of the neck; the infrahyoid muscles occupy most of it. Synonym: trigonum musculare, trigonum omotracheale, inferior carotid triangle, omotracheal triangle, tracheal triangle. (05 Mar 2000) |
| muscular trophoneurosis | A serious neurologic disease that results from the progressive degeneration of the motor neurons. (27 Sep 1997) |
| muscular tunic of gallbladder | Muscular tunic of the gallbladder, consisting of layers of smooth muscle fibres coursing in various directions immediately external to the mucosa of the gallbladder. (05 Mar 2000) |
| muscular tunics | See: muscular coat. (05 Mar 2000) |
| myopathic atrophy | Muscular atrophy caused by a primary disorder of muscle. (05 Mar 2000) |
| postmenopausal atrophy | Atrophy following menopause, as of the genital organs. (05 Mar 2000) |
| cyanotic atrophy | Atrophy due to destruction of the parenchymatous cells of an organ as a consequence of chronic venous congestion. Synonym: red atrophy. (05 Mar 2000) |
| cyanotic atrophy of the liver | A sequela of longstanding hepatic congestion due to high pressure in the right atrium as in chronic constrictive pericarditis and severe, protracted right ventricular failure. (05 Mar 2000) |
| pressure atrophy | The wasting of hard or soft tissue resulting from excessive pressure applied to tissue by a denture base. (05 Mar 2000) |
| primary idiopathic macular atrophy | Atrophoderma in which the skin becomes bag like and wrinkled. Synonym: atrophia maculosa varioliformis cutis, atrophoderma maculatum, macular atrophy, primary idiopathic macular atrophy, primary macular atrophy of skin. Origin: G. Anetos, relaxed, + derma, skin (05 Mar 2000) |
| primary macular atrophy of skin | Atrophoderma in which the skin becomes bag like and wrinkled. Synonym: atrophia maculosa varioliformis cutis, atrophoderma maculatum, macular atrophy, primary idiopathic macular atrophy, primary macular atrophy of skin. Origin: G. Anetos, relaxed, + derma, skin (05 Mar 2000) |
| progressive choroidal atrophy | An x chromosome-linked abnormality characterised by atrophy of the choroid and degeneration of the retinal pigment epithelium causing night blindness. (12 Dec 1998) |
| progressive circumscribed cerebral atrophy | Circumscribed atrophy of the cerebral cortex. Synonym: lobar sclerosis, progressive circumscribed cerebral atrophy. (05 Mar 2000) |