superfetation

• Término médico que designa la fecundación de un segundo óvulo después de que ya ha comenzado un embarazo, dando lugar a que se desarrollen simultáneamente en el útero dos fetos de edades diferentes.

A medical term referring to the fertilization of a second ovum after a pregnancy has already begun, resulting in two fetuses of different ages developing simultaneously in the uterus.

incontable

1. Second conception during pregnancyC2formalmedical

   The fertilization of a second ovum after a pregnancy has already begun, resulting in two fetuses of different developmental stages in the uterus simultaneously.

   Superfetación

   • Superfetation is extremely rare in humans but more common in some animals.
   • The doctor explained that superfetation can lead to twins born days or weeks apart.
   • Cases of superfetation have been documented in medical literature.