5 citations
,
December 2014 in “Medicine and Pharmacy Reports” Ciproterone acetate improves hair regrowth and acne in most female patients.
January 1983 in “Elsevier eBooks” Cyproterone acetate is used to treat conditions like prostate cancer, early puberty, excessive sexual drive, and female androgenization by affecting androgen functions and suppressing certain hormones.
4 citations
,
August 2017 in “The Nurse Practitioner” Secondary amenorrhea has many causes and requires thorough evaluation to treat and restore menstrual cycles.
1 citations
,
December 1971 in “PubMed” January 2011 in “Yearbook of Endocrinology”
30 citations
,
July 2004 in “Fertility and Sterility” Amenorrhea is when a woman doesn't have periods, with primary amenorrhea starting by age 15 or within five years of breast development, and secondary amenorrhea when periods stop for three months. It affects 3-4% of women not pregnant, breastfeeding, or in menopause, mainly due to polycystic ovary syndrome, hypothalamic amenorrhea, hyperprolactinemia, and ovarian failure.
May 2021 in “Journal of the Endocrine Society” The 18-year-old girl likely has a condition called müllerian agenesis, which caused her to not have a uterus and experience no menstrual periods.
October 2011 in “InTech eBooks” Menstrual cycles can be irregular for women of childbearing age.
1 citations
,
February 2024 in “Gynecological Endocrinology” Medroxyprogesterone acetate is as effective as oral contraceptives for resuming ovulation in women with PCOS.
January 2024 in “Women's health science journal” Hormonal imbalances are a key cause of missed menstrual periods in women.
1 citations
,
July 2024 in “Journal of Assisted Reproduction and Genetics” Exercising women with irregular periods have lower thyroid hormone levels and less body fat.
July 2021 in “Journal of medical pharmaceutical and allied sciences” Amenorrhea, or missing periods, is caused by various factors and is treated based on the specific cause.
4 citations
,
June 2003 in “Fertility and Sterility” Finasteride doesn't affect ovulation in normal women.
24 citations
,
May 2018 in “Journal of Molecular Endocrinology” The spiny mouse is a unique menstruating rodent that can help us understand menstruation and reproductive disorders.
1 citations
,
August 2012 in “Archives of Gynecology and Obstetrics” Finasteride can help induce ovulation and lead to a healthy birth in some women.
3 citations
,
April 2020 in “Journal of Mind and Medical Sciences” Anorexia nervosa can harm fertility and increase pregnancy risks.
4 citations
,
May 2024 in “The Lancet” Bariatric surgery improves ovulation rates in women with PCOS and obesity better than medical therapy.
21 citations
,
September 2004 in “Fertility and Sterility” Amenorrhea, or the absence of periods, should be evaluated by age 15 or within five years of early breast development, and is most commonly caused by conditions like polycystic ovary syndrome and hypothalamic amenorrhea.
25 citations
,
February 1977 in “American Journal of Veterinary Research” Increasing daylight to 16 hours in winter can make mares ovulate and cycle earlier.
83 citations
,
February 1977 in “PubMed” Increasing light exposure in winter can make mares ovulate and cycle earlier.
4 citations
,
January 2014 in “Dermatology” A woman with acne and baldness was found to have a rare ovarian condition but successfully had a child through fertility treatment.
February 2024 in “Pediatrics in review” A 15-year-old girl with missed periods was diagnosed with a pituitary disorder and treated with hormones and steroids.
October 2025 in “Journal of Obstetric and Gynaecological Practices POGS”
September 2022 in “Al-Azhar University Journal of Virus Researches and Studies” Taking Vitamin D with clomiphene citrate significantly improves ovulation in women with Poly Cystic Ovary Syndrome.
78 citations
,
November 2008 in “Fertility and Sterility” Amenorrhea is relatively rare and initial testing should check FSH, TSH, and prolactin levels.
December 2022 in “Journal of Pharmaceutical Negative Results” Late onset of first period and irregular development of sexual traits in teenage girls can lead to poorer reproductive health.
October 2010 in “Reproductive Biomedicine Online” Women with pituitary adenomas often have reproductive issues, like irregular periods and trouble getting pregnant, but not always breast milk production without pregnancy.
38 citations
,
October 2006 in “Fertility and Sterility” The document concludes that identifying the cause of amenorrhea is crucial for proper treatment.
1 citations
,
January 2018 in “PubMed” Women with PCOS have a similar chance of getting pregnant using assisted reproductive treatment as those without PCOS.