Possible reasons for abnormal enlargement of labia after delivery include hormonal stimulation during pregnancy and physical stimulation during delivery.
1. Hormonal stimulation during pregnancy: During pregnancy, the secretion of sex hormones such as estrogen and progesterone will increase, which will lead to the enlargement and deepening of the color of the breasts, labia majora and minora, etc. This change is physiological.
2. Physical stimulation during delivery: During delivery, the fetus will be delivered through the birth canal, which will squeeze and pull on the vagina and labia majora and minora, which may lead to edema and congestion of the local tissues, resulting in enlargement and protruding, which will usually improve with the gradual disappearance of inflammatory reaction.
If the labia protrude, combined with local pain, itching and other discomforts, we need to be vigilant about the possibility of infection and other conditions, it is recommended to go to the hospital in a timely manner.