Pregnancy, Prolonged. Prolonged Pregnancy . Pregnancies, Prolonged . Prolonged Pregnancies . A term used to describe pregnancies that exceed the upper limit of a normal gestational period. In humans, a prolonged pregnancy is defined as one that extends beyond 42 weeks (294 days) after the first day of the last menstrual period (MENSTRUATION), or birth with gestational age of 41 weeks or more. . 0.54
Lactation. Lactations, Prolonged . Prolonged Lactation . Prolonged Lactations . Lactation, Prolonged . The processes of milk secretion by the maternal MAMMARY GLANDS after PARTURITION. The proliferation of the mammary glandular tissue, milk synthesis, and milk expulsion or let down are regulated by the interactions of several hormones including ESTRADIOL; PROGESTERONE; PROLACTIN; and OXYTOCIN. . 0.53