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A placental infarction results from the interruption of blood supply to a part of the placenta, causing its cells to die. Small placental infarcts, especially at the edge of the placental disc, are considered to be normal at term .
Placental disease is more common in preterm gestation than with full term. [10] Which leads to serious injuries to both the mother and the new-born. [ 11 ] Women who endured placental disease within the first pregnancy has an increased risk of the disease progressing within future pregnancies. [ 13 ]
Testicle: an infarction of a testicle is commonly caused by testicular torsion and may require removal of the affected testicle(s) if not undone by surgery quickly enough. [14] Ultrasound of segmental testicular infarction. Infarct area shown as hypoechoic and avascular upper segment of R testis.
This is a list of roots, suffixes, and prefixes used in medical terminology, their meanings, and their etymologies. Most of them are combining forms in Neo-Latin and hence international scientific vocabulary. There are a few general rules about how they combine.
Intrauterine hypoxia (also known as fetal hypoxia) occurs when the fetus is deprived of an adequate supply of oxygen.It may be due to a variety of reasons such as prolapse or occlusion of the umbilical cord, placental infarction, maternal diabetes (prepregnancy or gestational diabetes) [1] and maternal smoking.
Placental insufficiency or utero-placental insufficiency is the failure of the placenta to deliver sufficient nutrients to the fetus during pregnancy, and is often a result of insufficient blood flow to the placenta. The term is also sometimes used to designate late decelerations of fetal heart rate as measured by cardiotocography or an NST ...
MPFD is caused by deposition fibrous tissue around the chorionic villi of the placenta. [1] [3] The placenta often shows lesions upon histology and autopsy. [8] The villi become trapped, causing avascular necrosis. [1] This causes reduced substance exchange, and movement of the placenta. [1]
Causes of postpartum hemorrhage are uterine atony, trauma, retained placenta or placental abnormalities, and coagulopathy, commonly referred to as the "four Ts": [12] Tone: uterine atony is the inability of the uterus to contract and may lead to continuous bleeding. Retained placental tissue and infection may contribute to uterine atony.