Post-term pregnancy is that which continues beyond ...days: (AIIMS Nov 2012)
a. Pregnancy continuing beyond the beginning of the 42nd week (294 days) of gestation, as counted from the first day of the last menstrual period is termed as post-term pregnancy.
b. It is seen in about 3% to 12% of pregnancies. Its complications are oligohydramnios, meconium passage, macrosomia, and dysmaturity. The fetus should be delivered if any sign of fetal distress is detected.