| presentation, breech | Birth buttocks first. During a breech presentation, the baby's buttocks present first. (12 Dec 1998) |
|---|---|
| presentation, footling | There are single-footling or double-footling presentations depending upon whether the presenting part of the baby at delivery is just one foot or both feet. (12 Dec 1998) |
| presentation, vertex | In a vertex presentation, the top of the baby's head comes first at delivery. The vertex here refers specifically to the top of the head the word vertex in latin means a whirlpool, whirlwind, top of the mountain, or the top of the head. Why top of the head ? because the hairs on the top of the head often form a whorl, a whirl-like pattern. (12 Dec 1998) |
| head presentation | Presentation of any part of the foetal head, usually the upper and back part as a result of flexion such that the chin is in contact with the thorax in vertex presentation; there may be degrees of flexion so that the presenting part is the large fontanel in sincipital presentation, the brow in brow presentation, or the face in face presentation. Synonym: head presentation. (05 Mar 2000) |
| second stage of labour | <obstetrics> The part of labour from the full dilatation of the cervix until the baby is completely out of the birth canal. The second stage of labour is also called the stage of expulsion. (12 Dec 1998) |
| shoulder presentation | Transverse presentation with the shoulder as the presenting part. Synonym: acromion presentation. (05 Mar 2000) |
| sincipital presentation | See: cephalic presentation. (05 Mar 2000) |
| dry labour | An obsolete term for labour after spontaneous loss of the amniotic fluid. (05 Mar 2000) |
| incomplete foot presentation | See: breech presentation. (05 Mar 2000) |
| induced labour | <obstetrics> Labour that is brought about by artificial means. (12 Dec 1998) |
| International Labour Organization Classification | ILO 1980 International Classification of Radiographs of the Pneumoconioses; a system for qualitative and semiquantitative description of the chest radiographic findings caused by pneumoconiosis, designed for epidemiologic studies; supersedes classifications of 1950, 1958, 1968, and 1971. (05 Mar 2000) |
| third stage of labour | The part of labour from the birth of the baby until the placenta (afterbirth) and foetal membranes are delivered. The third stage of labour is also called the placental stage. (12 Dec 1998) |
| early labour | <obstetrics> The onset of uterine (labour) contractions after 32 weeks gestation but before 38 weeks gestation. (27 Sep 1997) |
| transverse presentation | An abnormal presentation, neither head nor breech, in which the foetus lies transversely in the uterus across the axis of the parturient canal. (05 Mar 2000) |
| trial of labour | Allowing a woman to be in labour long enough to determine if vaginal birth may be anticipated. (12 Dec 1998) |