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Extreme preterm [2] is less than 28 weeks, very early preterm birth is between 28 and 32 weeks, early preterm birth occurs between 32 and 34 weeks, late preterm birth is between 34 and 36 weeks' gestation. [8] These babies are also known as premature babies or colloquially preemies (American English) [9] or premmies (Australian English). [10]
Premature birth is the leading cause of death in children under five years of age though many that survive experience disabilities including learning defects and visual and hearing problems. Causes for early birth may be unknown or may be related to certain chronic conditions such as diabetes, infections, and other known causes.
Bleeding which occurs before 24 weeks is known as early pregnancy bleeding. Causes of bleeding before and during childbirth include cervicitis, placenta previa, placental abruption and uterine rupture. [4] [5] Causes of bleeding after childbirth include poor contraction of the uterus, retained products of conception, and bleeding disorders. [4]
The racial disparities are so vast that, on average, a white woman would have to smoke up to nine cigarettes daily before and after pregnancy to match the premature delivery rates of Black women ...
Currently about half of preterm births in the U.S. occur in women with known risk factors for early delivery, including a history of previous preterm birth or a shortened cervix. But the rest don ...
Causes of vaginal bleeding early in pregnancy include miscarriage (including inevitable, incomplete, or complete abortion), embryo implantation and growth outside the uterus (ectopic pregnancy), and placenta attachment at the bottom of the uterus over the cervix (placenta previa), all of which can cause significant bleeding.
The causes of IUGR are broad and may involve maternal, fetal, or placental complications. [ 6 ] At least 60% of the 4 million neonatal deaths that occur worldwide every year are associated with low birth weight (LBW), caused by intrauterine growth restriction (IUGR), preterm delivery, and genetic abnormalities , [ 7 ] demonstrating that under ...
Awareness among healthcare givers and prompt response in early identification and management of venous thromboembolism during pregnancy and the postpartum period are both crucial for prompt response. Deep vein thrombosis, a form of venous thromboembolism, has an incidence of 0.5 to 7 per 1,000 pregnancies, and is the second most common cause of ...