anovulation


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.

anovulation

 
absence of ovulation.

an·ov·u·la·tion

(an'ov-ū-lā'shŭn),
Suspension or cessation of ovulation.

anovulation

(ăn-ō′vyə-lā′shən, -ŏv′yə-)
n.
The failure, cessation, or suppression of ovulation.

an·ov·u·la·tion

(an'ov-yū-lā'shŭn)
Suspension or cessation of ovulation.

anovulation

Failure of the ovaries to produce eggs so that conception is impossible. This may result from low levels of gonadotrophin-releasing hormone, excess prolactin, pituitary failure, excessive exercise, anorexia nervosa, stress, KALLMAN'S SYNDROME, SHEEHAN'S SYNDROME, pituitary tumours, excess radiation to the brain, or from natural states such as pregnancy and lactation. Anovulation is also caused by oral contraceptives.

Anovulation

The absence of ovulation.
References in periodicals archive ?
PCOS according to the Rotterdam consensus criteria: change in prevalence among WHO-II anovulation and association with metabolic factors.
High oxidant levels in PCOS may alter the proliferation and apoptosis of granulosa and theca cells, resulting in multiple unregressed follicles and anovulation (12).
High frequency of luteal phase deficiency and anovulation in recreational women runners: Blunted elevation in follicle-stimulating hormone observed during lutealfollicular transition.
The end result is anovulation with other clinical manifestations, such as acne and hirsutism.
MEDICAL CONDITIONS " There can be underlying medical conditions like low haemoglobin, thyroid, irregular menstrual cycle, fibroids ( tumours in the uterine cavity), endometriosis ( tuberculosis in the genital tracts), anovulation, pelvic inflammatory disease and PCOS.
I learned from recent recertification reading that the risks for failure of ablation are dysmenorrhea, tubal ligation, and obesity, not anovulation. Therefore I may be more lenient with the use of ablation in this situation.
The medical management of anovulation is complex because it entails initiating a multitiered approach to patient care.
Anovulation or dysfunctional ovaries, as seen in PCOS, may not be obvious early on.
Ovary is one of the most important organs in the female reproductive system as well as an endocrine organ that undergoes aging by a continuous decreasing in the number of follicles, diminished quality of oocytes, menstrual irregularities, ovarian hormonal deficiency, anovulation, and subfertility leading to menopause which is the final step in this process [3].
Female patients with BTM usually suffer from hypogonadotropic hypogonadism (HH) associated with amenorrhea, anovulation, and infertility, attributed to the iron effect on the pituitary gland as well as on the female reproductive system.
PCOS is connected with nearly 75% of women who suffer from infertility due to anovulation [3].