Calculate pregnancy weeks and due date based on the last menstrual period.

Inquire about methods and precautions for calculating the due date.

Inquiring about the possibility of the baby being related to an ex-boyfriend during pregnancy, and the calculation of the cesarean delivery due date.

Based on the description, inquiring about pregnancy-related issues after having sex with an ex-boyfriend.

A woman inquires if her pregnancy is related to her ex-boyfriend, providing relevant time points and medication information. The doctor responds that based on her description, the pregnancy is not related to the ex-boyfriend and explains how to calculate the due date.

Understand the symptoms that may appear at the birth of postmature infants and how to cope after the due date.