منابع مشابه
Models for nutritional research on the fetus: problems and pitfalls.
The concept of providing nutritional models of fetal development appears superficially to be inappropriate as the nutritional environment of prenatal life is thought to be highly controlled (Battaglia & Meschia, 1978; Bassett & Fletcher, 1982; Meschia, 1982). Nevertheless, the fetus responds to changes in maternal diet, to starvation and to reductions in maternal placental blood flow (Girard et...
متن کاملHarlequin ichthyosis (or harlequin fetus)
The pat ient was a female neonate bor n prematurely on 36 weeks of gestation by normal vaginal delivery. During pregnancy, mother had no history of fever, drug use or x-ray exposure. The mother was gravida 2 and had no history of abortion. Her first baby was well. On physical examination, the skin was markedly thickened, hard and hyperkeratotic with deep crevices running transversely and vertic...
متن کاملTwinning and anencephalus occurrence in relation to fetus-fetus interaction.
The hypothesis proposed by Knox (1970) that an anencephalic fetus arises from a fetus-fetus interaction between two dizygous twins predicts that the twinning rate, the population incidence of anencephalus, and the female proportion of anencephalics in a population should be positively interrelated. These associations were tested using Canadian data during a long period of time and over a large ...
متن کاملOn Fetus and Newborn
Maternal use of certain drugs during pregnancy can result in transient neonatal signs consistent with withdrawal or acute toxicity or cause sustained signs consistent with a lasting drug effect. In addition, hospitalized infants who are treated with opioids or benzodiazepines to provide analgesia or sedation may be at risk for manifesting signs of withdrawal. This statement updates information ...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Nature
سال: 1990
ISSN: 0028-0836,1476-4687
DOI: 10.1038/344099d0