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Obstetrician-Gynecologist (OB-GYN):
A doctor who specializes in the diseases and the routine physical care of the reproductive system of women, including treating women through pregnancy and childbirth. |
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Obstructive Azoospermia:
The result of a blockage in the male reproductive tract. Sperm production may be normal but the sperm are trapped inside the epididymis. See Azoospermia. |
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OHSS:
See Hyperstimulation. |
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Oligmenorrhea:
Infrequent menstrual periods. |
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Oligo-ovulation:
Infrequent ovulation, usually less than six per year. |
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Oligospermia:
Having few sperm. |
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OPK/OPT:
See Ovulation Predictor Kit/Test. |
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Oocyte (Egg):
The female reproductive cell. |
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Oophorectomy:
Surgical removal of the ovaries. |
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Ovarian Failure:
The failure of the ovary to respond to FSH stimulation from the pituitary because of damage to or malformation of the ovary. Diagnosed by elevated FSH in the blood. |
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Ovarian Cyst:
A fluid-filled sac inside the ovary. An ovarian cyst may be found in conjunction with ovulation disorders, tumors of the ovary, and endometriosis. See also Chocolate Cyst. |
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Ovarian Drilling:
During a laparoscopy, an electrosurgery needle is used to burn 10-12 small holes into each ovary. This procedure may help reduce androgen levels and restore cycles in women with polycystic ovaries. |
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Ovarian Hyperstimulation Syndrome (OHSS):
See Hyperstimulation. |
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Ovarian Reserve:
The number of responsive follicles remaining in the ovary and the ability of the ovary to produce good quality eggs. |
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Ovarian Wedge Resection:
Surgical removal of a pie-shaped wedge of a polycystic ovary in order to help ovulation. |
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Ovary:
The female gonad, produces eggs and female hormones. |
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Ovulation:
The release of the egg (ovum) from the ovarian follicle. |
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Ovulation Induction:
Medical treatment performed to initiate ovulation. See also Clomiphene Citrate, Humegon, Pergonal, Repronex, Follistim, Gonal-F, Fertinex and Metrodin. |
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Ovulation Predictor Kit/Test (OPK/OPT):
A test kit a woman can use at home to predict forthcoming ovulation based on a surge of luteinizing hormone. |
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Ovulatory Dysfunction:
A problem existing in the ovary where either something is abnormal in the process of developing the follicle or the egg is not released from the follicle. |
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Ovulatory Failure (Anovulation):
The failure to ovulate. |
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Ovum:
The egg; the reproductive cell from the ovary; the female gamete; the sex cell that contains the woman's genetic information. |
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