Obstetrics

What is placental accreta? Placental accreta is the invasion at different depths of the myometrium by trophoblast that can cause abnormal adhesion. Its incidence increases when there is a placenta previa due to the structure found in the cervix as described in the article of Placenta Previa, or when implanted over a scar from a previous uterine incision or perforation. The etymology of acretism comes from Latin ac + crescere: to grow from adhesion or coalescence. This abnormal implantation of the placenta is secondary to the partial or total absence of the basal decidua and the imperfect development of the fibrinoid or Nitabuch layer. WhatLeer mas

Abruptio de placenta, clasificación

What is placental abruption? Placental abruption is the premature detachment of the placenta, it is divided into a total or partial detachment of the insertion of the placenta before delivery. This disease can occur from 0-4% -1.29% of all pregnancies and has a perinatal mortality of up to 30%. The abrupt placenta can recur between 5.5% and 16.6%. What are the causes of the detachment of the placenta? Until today we still do not know exactly what is the etiology of this disease, it is believed that there is an alteration of the decidual and uterine vessels, which adds an arterial hypertension in the motherLeer mas

Mujer Embarazada

What is placenta previa? Placenta previa refers to implantation of the placenta near the internal cervical os. There are different types of placenta previa: partial placenta previa, complete or total placenta previa, marginal placenta previa and low insertion placenta, which are explained below. This is one of the most common obstetric complications, and it can cause postpartum hemorrhage during labor. What is the incidence of placenta previa? It occurs approximately in 1 of 200 births, but only 20% is total previous placenta. The incidence of placenta previa is 1 in 200 to 1 in 390 pregnant women with gestational age greater than 20 weeks, theLeer mas