Too firm an attachment may lead to placenta accreta.

The risk of placenta accreta in future deliveries after Caesarian section is 0.4-0.8%.

Sonographic findings that may be suggestive of placenta accreta include:

Placenta previa is itself a risk factor of placenta accreta.

This layer is absent in placenta accreta.

There are three forms of placenta accreta, distinguishable by the depth of penetration.

However, risks after the procedure include placenta accreta, Asherman's syndrome and severe haemorrhage.

Placenta accreta may occur if the patient becomes pregnant after endometrial ablation, so birth control is recommended.

A placenta that does not separate easily from the uterine surface indicates the presence of placenta accreta.

In invasive placental disorders like placenta accreta decidualization have been consistently found to be deficient.

An important risk factor for placenta accreta is placenta previa in the presence of a uterine scar.

When the antepartum diagnosis of placenta accreta is made, it is usually based on ultrasound findings in the second or third trimester.

My placenta stayed attached inside my uterus, which is a condition called placenta accreta," Kim revealed. "

Interactive graphic explaining placenta accreta / Stanford Medical School Magazine article (right side)

Placenta accreta, when the placenta implants too deeply, all the way to the actual muscle of uterine wall (without penetrating it)

The safest and most common treatment is a planned caesarean section and abdominal hysterectomy if placenta accreta is diagnosed before birth.

Jannani S, Vahid-Dastjerdi M. "Relationship of placenta accreta to previous cesarean section".

So is the risk of haemorrhage from placenta accreta (embedded placenta) increased when manual removal is attempted, or at a later caesarean?

Because of abnormal attachment to the myometrium, placenta accreta is associated with an increased risk of heavy bleeding at the time of attempted placental delivery.

Mr. Goodman responded by suing the State of Connecticut, which owns the hospital where his wife died, and turning himself into an expert on placenta accreta.

In February, the institute held a two-day conference on postpartum hemorrhage and placenta accreta, and invited Mr. Goodman to speak.

Placenta accreta occurs when all or part of the placenta attaches abnormally to the myometrium (the muscular layer of the uterine wall).

The incidence of placenta accreta (where the placenta has invaded the muscle of the uterus and there is no clear separation) was also increased by a caesarean scar.

The exact incidence of maternal mortality related to placenta accreta and its complications is unknown, but has been reported to be as high as 6-7% in case series and surveys.

Very rarely a curettage is necessary to ensure that no remnants of the placenta remain (in rare conditions with very adherent placenta such as a placenta accreta).