What does it mean if there's a tear in the placenta?

It is thought that an abnormal blood supply in the uterus or placenta may play a role, but the cause of the suspected abnormality isn't clear. Some of the known causes of placental abruption include: Abdominal trauma – an injury to the pregnant woman's abdomen may tear the placenta from the wall of the uterus.
A.

Is placental abruption life threatening?

Placental abruption can cause life-threatening problems for both mother and baby. For the mother, placental abruption can lead to: Shock due to blood loss. Blood clotting problems (disseminated intravascular coagulation)
  • What is a fetal distress?

    Fetal distress is an uncommon complication of labor. It typically occurs when the fetus has not been receiving enough oxygen. Fetal distress may occur when the pregnancy lasts too long (postmaturity) or when complications of pregnancy or labor occur.
  • How early can placental abruption occur?

    About 1 in 100 pregnant women (1 percent) have placental abruption. It usually happens in the third trimester, but it can happen any time after 20 weeks of pregnancy. Mild cases may cause few problems. An abruption is mild if only a very small part of the placenta separates from the uterus wall.
  • What is the most common cause of placental abruption?

    Risk factors in abruptio placentae include the following: Maternal hypertension - Most common cause of abruption, occurring in approximately 44% of all cases. Maternal trauma (eg, motor vehicle collision [MVC], assaults, falls) - Causes 1.5-9.4% of all cases. Cigarette smoking.
B.

How common is a placental abruption?

Placental abruption is relatively rare, with slight separation occurring in only about one of 150 pregnancies (that's less than 1 percent). More severe separation happens in only about one out of 800 to 1,600 deliveries. It almost always occurs in the second half of the pregnancy, most often in the third trimester.
  • Can preeclampsia cause placental abruption?

    Preeclampsia increases your risk of placental abruption, a condition in which the placenta separates from the inner wall of your uterus before delivery. Severe abruption can cause heavy bleeding, which can be life-threatening for both you and your baby. HELLP syndrome.
  • What is a uterine rupture?

    Uterine rupture during pregnancy is a rare event and frequently results in life-threatening maternal and fetal compromise. It can either occur in women with (1) a native, unscarred uterus or (2) a uterus with a surgical scar from previous surgery.
  • What is a fetal distress?

    Fetal distress is an uncommon complication of labor. It typically occurs when the fetus has not been receiving enough oxygen. Fetal distress may occur when the pregnancy lasts too long (postmaturity) or when complications of pregnancy or labor occur.

Updated: 12th October 2018

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