Placenta problems

Placenta and Placental Problems

The placenta provides for exchange of nutrients, oxygen and waste products between the mother and fetus, as well as being an endocrine organ for the synthesis of hormones and neurotransmitters and a barrier to toxins and infection. It is derived from both maternal and fetal tissue, with approximately one fifth derived from fetal tissue at term. It comprises a large number of functional units ca...

Placenta from a Case of Placenta Prævia

I-7: Maternal Signalling to the Placenta

Background: Though it is well established that maternal blood-borne signals influence highly the growth of the placenta, the mechanisms are not known. In vitro trophoblast culture models are limited by an inability to reconstruct the polarised bilayer of the human hemochorial placenta. We have used a first trimester villous tissue explant system to investigate how growth factors interact with p...

Fatty Placenta

Dr Cairns said he had seen the placenta loaded with fat, and the child nevertheless healthy; whereas, in other cases, the afterbirth was apparently free from disease, and the child was still-born. He had never found much benefit from the chlorate of potass. He mentioned a case in which much good resulted from a mercurial course to both father and mother, and he was of opinion that blue pill was...

Placenta previa

OBJECTIVES To review cases of placenta previa in the last 13 years in a tertiary teaching hospital to identify risk factors for maternal morbidity.  METHODS A retrospective analysis of all cases of placenta previa managed at King Abdulaziz University Hospital (KAUH), Jeddah, Kingdom of Saudi Arabia from January 2001 to December 2013.    RESULTS The total number of deliveries was 55,862 deli...