laparoscopya surgical procedure that allows viewing of the internal pelvic organs. During the procedure, a long, narrow, fiber-optic instrument called a laparoscope is usually inserted through an incision in or below the woman's navel.
luteinizing hormone (LH)a pituitary-produced hormone that normally causes ovulation and maturation of the egg.
Adapted from Assisted Reproductive Technology: A Guide for Patients. American Society for Reproductive Medicine, 2011.