Amenorrhea

07/01/1995 - "The LH increase with GnRH was significantly greater in the breast-feeding group than in the hypothalamic amenorrhea group (19.75 mIU/mL vs. 12.34 mIU/mL, P < 0.05). "
03/01/1976 - "Six women with secondary amenorrhea received Gn-RH, 100 mug, for 4 successive days; frequent blood samples were obtained on days 1 and 4. On day 1, the mean E2 concentration at 360 minutes was significantly greater than the mean basal level. "
03/01/1983 - " Clinical research has shown promising results in the induction of ovulation using the pulsatile pattern of GnRH administration in patients with hypogonadotropic amenorrhea. "
09/01/1997 - "To evaluate, in a pilot study, the use and efficacy of a gonadotropin-releasing hormone (GnRH)-agonist in inducing amenorrhea in women undergoing BMT. "
08/01/1986 - "The efficacy of iv and sc chronic GnRH administration with different pulsatile patterns (15 micrograms every 90 min and 7.8 micrograms every 90 min with minor intermediate pulses of 2.3 micrograms every 22.2 min) by means of portable pumps were evaluated in a patient with primary hypothalamic amenorrhea. "

01/01/2021 - "When used continuously, combined hormonal contraceptives are effective for producing amenorrhea, although complete amenorrhea cannot be guaranteed. "
01/01/2021 - "When used continuously, combined hormonal contraceptives are effective for producing amenorrhea, although complete amenorrhea cannot be guaranteed. "
02/01/1999 - " The contraceptive efficacy of lactation is high for women breast-feeding on demand, particularly in those who remain in amenorrhea during the 6 months postpartum; in these women, elcometrine implant and IUD prevented pregnancy effectively. "
06/01/1982 - "These findings suggest that unless continuation rates can be improved, it is better not to encourage women in rural Bangladesh to start the contraceptive pill during postpartum amenorrhea."
01/01/2013 - "Poisson regression analysis showed that Brazilian obstetricians and gynecologists prescribing contraceptives to control menstruation or induce amenorrhea consider extended-use or continuous-use COC regimens to be effective for both indications (prevalence ratio 1.23 [95% confidence interval 1.09-1.40] and prevalence ratio 1.28 [95% confidence interval 1.13-1.46], respectively). "

05/01/1996 - "The efficacy of estrogen treatment was significantly better among cases with amenorrhea less than 1 year as compared with those longer than 1 year. "
01/01/1991 - "Differences in plasma E2 levels between longer and shorter periods of amenorrhea may reflect dissimilar endogenous production, intake, or clearance of estrogens."
11/01/2003 - "Clinical studies of continuous combined regimens of estrogen/TMG combinations demonstrated high levels of amenorrhea. "
01/01/1987 - " In spite of the amenorrhea, studies have shown that production of estrogen and ovary function have been normal. "
09/01/1985 - " The study identified 2 groups of patients in relation to 24-hour total estrogen excretion during postpartum amenorrhea. "

01/01/1981 - "Partial remission of hyperprolactinemic amenorrhea after bromocriptine-induced pregnancy."
01/01/1984 - "Controlled study of bromocriptine and placebo for induction of ovulation in normoprolactinemic secondary amenorrhea."
01/01/2004 - "The patient had been treated with bromocriptine since she was 17 due to primary amenorrhea for 60 months with short intervals. "
03/01/1984 - "Bromocriptine is the drug of choice for treatment of hyperprolactinemic amenorrhea. "
03/01/1984 - "Bromocriptine for induction of ovulation in hyperprolactinemic amenorrhea."

05/01/1996 - "Programmatic findings suggest that studies be conducted of the contribution of extended LAM to improved weaning practices, the high efficacy of continued reliance on substantial lactation and amenorrhea beyond nine months, and male involvement in LAM and breastfeeding."
12/01/1991 - " Now that more women are breastfeeding, and lactational amenorrhea is being studied worldwide, it is recognized that LAM is about 98% effective for the 1st 6 months postpartum in fully breastfeeding women. "
11/01/2000 - "The purpose of this study was to assess the efficacy of the lactational amenorrhea method (LAM) for family planning among mothers who are separated from their infants by work. "
11/01/2000 - "The objective of this effort was to assess the use and efficacy of the Lactational Amenorrhea Method (LAM) with reduced numbers of client-provider contacts. "
11/01/2000 - "The efficacy of the lactational amenorrhea method (LAM) among working women."

04/25/2023 - "Two cases with temporary amenorrhea treated with oral mifepristone felt significantly improved quality of life, and the MMAS scores increased by 220 and 180, respectively. "
09/13/1991 - "This trial compared the termination of early pregnancy (amenorrhea less than 43 days) by 600 mg mifepristone, an antiprogesterone, to traditional method of vacuum aspiration. "
01/01/1989 - "Four multicentre clinical trials on interruption of early pregnancy (less than or equal to 49 days of amenorrhea) using RU 486 have been conducted in China, including 2321 subjects. "
01/01/2015 - "At inclusion time, when women were given mifepristone, the mean term of pregnancy was 46.5 ± 7.8 days of amenorrhea (DA), the term was >49 DA for 28.3% of patients, and >63 DA for 1.6%. "
01/01/2013 - "Amenorrhea was 93.1% and 4.3% in the mifepristone and placebo groups, respectively (P < 0.001). "

10/01/2000 - "The efficacy of hormone assays in the differential diagnosis of amenorrhea and menopause."
10/01/2023 - "This study aimed to evaluate the association between body mass index (BMI), anxiety, stress, depression, hormones, and secondary amenorrhea among female medical students at Universiti Malaysia Sabah (UMS). "
01/01/2022 - "Ovarian reserve was evaluated in terms of amenorrhea duration and by longitudinal serum anti-Müllerian hormone (AMH) level variations measured at study entry, during treatment and until 24 months thereafter. "
05/20/2021 - "Amenorrhea predictors were consistent with earlier studies; however, to our knowledge, this is the largest prospective study to include serial reproductive hormone measurements to 24 months and clinical amenorrhea reports to 36 months. "
09/01/2002 - "To study the characteristics of low bone mass in amenorrhea patients with elevated follicular stimulating hormone (FSH). "

11/01/2021 - "Clomiphene citrate was effective in four patients with secondary amenorrhea and induced follicular development. "
06/01/2007 - "To determine if a new protocol of administration of clomiphene citrate (CC) is effective in menstrual cycle recovery in women with hypothalamic secondary amenorrhea. "
03/01/1994 - "The efficacy of long term consecutive treatment of clomiphene citrate (CC) was investigated in 608 infertile women associated with anovulatory disorders (classified as WHO group II amenorrhea). "
12/01/1987 - "The study group consisted of 10 women (26 to 38 years of age) with secondary amenorrhea as a result of hypothalamic dysfunction who had failed to ovulate when given clomiphene citrate. "
03/01/1987 - "The purpose of this study is to investigate the ovulatory effect of the following three methods on 40 patients with normoprolactinemic amenorrhea patients who failed to respond to clomiphene citrate (Cl) alone. "

01/01/2019 - "The purpose of this study was to investigate the validity of existing prevalence estimates by the systematic calculation of amenorrhea measures for a general population of levonorgestrel intrauterine system users and to provide 90-day interval point estimates for the first year of use. "
04/01/1993 - "Studies show that the IUD that daily releases 20 micrograms levonorgestrel (LNG-20) is associated with the highest efficacy in preventing accidental pregnancy among the four devices, but it has a uniquely high medical removal rate because of amenorrhea. "
01/01/2019 - "Approximately 20% of levonorgestrel intrauterine system users experience amenorrhea during at least 1 90-day interval by the first year after insertion. "
01/01/2019 - "Our results demonstrated few levonorgestrel intrauterine system users (0.2%; 95% confidence interval, 0.0-0.4) experienced amenorrhea during the first 90 days after insertion; however, prevalence increased to 8.1% (95% confidence interval, 6.6-9.7) on days 91-180. "
01/01/2019 - "Amenorrhea is a polarizing noncontraceptive effect of the levonorgestrel intrauterine system. "

11/01/1977 - " The prolactin assay is helpful in the management of patients with amenorrhea."
01/01/1991 - "Within the study group, results were independent of prolactin (HPRL) levels or amenorrhea."
04/02/1983 - "This study investigated prospectively the effect of supplementary breastfeeding on the duration of lactational amenorrhea and serum prolactin levels during prolonged breastfeeding in a group of 34 Australian mothers. "
11/01/1977 - "[Value of the radioimmunoassay of FSH, LH and prolactin in the pathogenetic study of secondary amenorrhea]."
11/14/2023 - "Prolactin levels in functional hypothalamic amenorrhea: a retrospective case-control study."

07/01/2017 - "This means that thermal balloon therapy is effective in causing amenorrhea. "
01/01/2010 - "Therapy that induces amenorrhea may be effective in preventing recurrence following surgical treatment of RVE."
11/01/1993 - "This situation makes it possible to minimize spottings and to maintain an amenorrhea in the majority of patients, thus letting us hoping for an improvement in the observance of this simplified therapy."
11/23/1978 - " The first therapy in case of post-pill amenorrhea is waiting for a spontaneous remission. "
02/01/2014 - "Among the 46/79-58.2% patients that completed the study, we evaluated total and regional FM and LM%, as well as lumbar bone mineral density (BMD) and Z-score, linking them to clinical variables: menarche/amenorrhea/hormonal therapy and physical activity. "

07/01/2015 - "Studies have demonstrated that women who experience cessation of ovarian function after chemotherapy (chemotherapy-induced amenorrhea) may experience improved survival. "
08/01/2023 - "For secondary endpoints, the GnRHa group improved menstrual recovery rates (RR = 1.20; 95% CI: 1.11-1.30) and decreased the rate of amenorrhea 1-2 years after chemotherapy (RR = 0.50; 95% CI: 0.40-0.63). "
09/01/2020 - "Our study found a high incidence of CIOF (Chemotherapy-induced ovarian failure) with a relatively low incidence of reversible amenorrhea. "
01/01/2016 - "The aim of our study was to analyse the impact of chemotherapy-induced amenorrhea (CIA) as well as predictive factors for its occurrence. "
01/01/2016 - "Because inheritance is recognized as playing a role in age at menarche and natural menopause, the development of chemotherapy-induced amenorrhea (CIA) might depend on inherited genetic factors; however, studies that explore such a correlation are few and have received scant attention. "

01/01/2018 - "However, bipolar radiofrequency endometrial ablation is more effective in terms of amenorrhea rate and SAQ pleasure."
01/01/2014 - "In randomized controlled trials with other global endometrial ablation modalities, amenorrhea rates at 12 months with the NovaSure procedure ranged from 43.0% to 56.0%, while other modalities ranged from 8% to 24%. "
10/01/2006 - "All have been compared with rollerball endometrial ablation by way of randomized clinical trials and are associated with high patient satisfaction rates, regardless of method, but a wide range of amenorrhea rates (13.9-55.3%). "
01/01/2023 - "Radiofrequency endometrial ablation was followed by a 41% incidence of amenorrhea, and when radiofrequency endometrial ablation was combined with LNG-IUD, the incidence of amenorrhea was 63% (adjusted OR 2.15; 95% CI 0.86-5.37; P < 0.1). "
01/01/2018 - "Amenorrhea rate at 12 months was significantly higher after bipolar radiofrequency endometrial ablation than after thermal balloon ablation (RR 2.73, 95% CI 2.00-3.73). "

01/01/2019 - "To study the psychic self-representations and experiences of menstrual blood in women and their impact on the choice of a contraceptive method, with or without amenorrhea. "
01/01/2013 - "The purpose of this study was to assess the attitudes and prescribing practices of Brazilian obstetricians and gynecologists regarding use of contraceptive methods to interfere with menstruation and/or induce amenorrhea. "
06/01/2012 - "This study was conducted to evaluate bone mineral density (BMD) changes during postpartum period among healthy women and its association with breastfeeding, use of contraceptive methods, amenorrhea and body mass index (BMI). "
02/01/2009 - "This study confirms the results of other studies concerning the effectiveness of the lactational amenorrhea method as a natural method of contraception for the first 6 months postpartum, especially for mothers who breast-feed exclusively and more frequently and who delay the introduction of food supplements."
01/01/2003 - "Amenorrhea associated with contraception-an international study on acceptability."

07/01/2006 - "A short OC trial followed by second-generation ablation is the most cost-effective strategy for women with DUB, although hysterectomy is more cost-effective to achieve amenorrhea. "
02/01/2023 - "The proportion of amenorrhea (as primary outcome) and consequent hysterectomy and patient satisfaction (as secondary outcomes) was assessed using the Chi-square test and independent t test. "
01/01/2018 - "We have reproductive history information and AGG interruption data on 262 premutation women: 164 had an established age at amenorrhea (AAA) (for some, age at onset of FXPOI) or menopause, 16 had a surgery involving the reproductive system such as a hysterectomy, and 82 women were still cycling at the last interview. "
06/01/2016 - "Prevalence of POF, secondary amenorrhea of known cause, menopause and hysterectomy were 5.4%, 0.8%, 7.8% and 4.4%, respectively. "
11/01/2015 - "Outcome measures included rates of amenorrhea and treatment failure (ie, need for reablation or hysterectomy). "