| PTI | pancreatic trypsin inhibitor; persistent tolerant infection; Pictorial Test of Intelligence; placent... |
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| DST | 1) Donor Specific Transfusion 2) Dexamethasone Suppression Test |
| IVT | Intra-Venous Transfusion |
| PTP | Post-Transfusion Purpura |
| ABT | autologous blood transfusion |
| placental plasmodium | The syncytial outer layer of the trophoblast; site of synthesis of human chorionic gonadotropin. See: trophoblast. Synonym: placental plasmodium, plasmodial trophoblast, plasmodiotrophoblast, syncytial trophoblast, syntrophoblast. Origin: syncytium + trophoblast (05 Mar 2000) |
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| placental polyp | A polyp developed from a piece of retained placenta. (05 Mar 2000) |
| placental presentation | <obstetrics> The anatomic positioning of the placenta over the cervical os (opening to the birth canal). This is an important cause of painless third trimester bleeding in the pregnant female. Many cases of placenta previa will require cesarean section delivery. (31 Dec 1997) |
| placental septa | Incomplete partitions between placental cotyledons; they are covered with trophoblast and contain a core of maternal tissue. (05 Mar 2000) |
| placental sign | <clinical sign> Slight endometrial oozing of blood which occurs in certain animals and sometimes in women at the time of implantation of the fertilised ovum; in women, if the blood appears externally it may be mistaken for a scanty menstrual period. (05 Mar 2000) |
| placental site trophoblastic tumour | A tumour usually arising in the uterus of parous women during reproductive years. Histologically, the tumour consists of a predominance of intermediate trophoblastic cells with fibrinoid material and vascular invasion. (05 Mar 2000) |
| placental souffle | A blowing sound, synchronous with the cardiac systole of the mother, heard on auscultation of the pregnant uterus. Synonym: placental souffle. (05 Mar 2000) |
| placental stage of labour | The part of labour from the birth of the baby until the placenta (afterbirth) and foetal membranes are delivered. Also called the third stage of labour. (12 Dec 1998) |
| placental sulfatase deficiency | <enzyme> An enzyme defect in the placenta which results in failure of conversion of 16a-hydroxydehydroepiandrosterone to estriol; women with this condition rarely enter into spontaneous labour. (05 Mar 2000) |
| placental thrombosis | Thrombosis of the veins of the uterus at the placental site. (05 Mar 2000) |
| purified placental protein | human placental lactogen |
| dystocia, placental | Trouble delivering the placenta (the afterbirth). (12 Dec 1998) |
| trophoblastic tumour, placental site | A tumour that arises from the trophoblast of the placental bed and is composed mainly of cytotrophoblastic cells. It encompasses lesions of low- and high-grade malignancy. (holland et al., cancer medicine, 3d ed, p1691) (12 Dec 1998) |