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Temas Publicaciones: lower birthweight

Identical twins

Identical twins result from a pregnancy in which a single egg divides into two embryos after fertilisation. This means the two babies in your womb share a placenta and an amniotic sac, though some cases of multiple placentas have been reported. The egg usually divides between the first two and eight days after fertilisation, but if the division begins after ... Leer Más »

Triplets and more

Though fraternal twins and identical twins are the most frequently occurring multiple births, triplets, quadruplets and even octuplets are also possibilities. The occurrence of such multiple births have greatly increased with the rise in fertility treatments. Triplets result from pregnancies in which one, two or three eggs are fertilised. This means either one egg is fertilised and divides into three ... Leer Más »