| abnormal | Not normal, contrary to the usual structure, position, behaviour or rule. (06 Oct 1997) |
|---|---|
| abnormal cleavage of cardiac valve | Congenital malformation of a valve leaflet with a defect extending from the free margin. (05 Mar 2000) |
| abnormal correspondence | Abnormal correspondence, a condition, frequent in strabismus, in which corresponding retinal points do not have the same visual direction; the fovea of one eye corresponds to an extrafoveal area of the fellow eye. Synonym: abnormal correspondence. (05 Mar 2000) |
| abnormal heart chamber dimensions | <radiology> Left ventricular volume overload, left ventricular hypertrophy, right ventricular volume overload, right ventricular hypertrophy, fixed subvalvular aortic stenosis, hypoplastic left/right ventricle; common ventricle, congestive cardiomyopathy (12 Dec 1998) |
| abnormal occlusion | An arrangement of the teeth which is not considered to be within the normal range of variation. (05 Mar 2000) |
| abnormal placental size | <radiology> TOO BIG (greater than5cm in sections obtained at right angles to the long axis), maternal disease, diabetic mothers (= villous oedema), intrauterine infections, anaemic mothers (= normal histology), foetal disease, erythroblatosis foetalis (= villous oedema and hyperplasia), umbilical vein obstruction, foetal high output failure, large chorioangioma, sacrococcygeal teratoma, arteriovenous fistula too small, preeclampsia (associated with placental infarcts in 33-60%) (12 Dec 1998) |
| abnormalities | Congenital malformations of organs or parts. (12 Dec 1998) |
| abnormalities, drug-induced | Congenital abnormalities caused by medicinal substances or drugs of abuse given to or taken by the mother, or to which she is inadvertently exposed during the manufacture of such substances. The concept excludes abnormalities resulting from exposure to non-medicinal chemicals in the environment. (12 Dec 1998) |
| abnormalities, radiation-induced | Congenital changes in the morphology of organs produced by exposure to ionizing or non-ionizing radiation. (12 Dec 1998) |
| abnormality | 1. The state or quality of being abnormal. 2. An anomaly, deformity, malformation, impairment, or dysfunction. (05 Mar 2000) |