OBJECTIVE Deficiency of sex steroids has a negative impact on bone mineral content. In studies conducted on postmenopausal women and animal studies, elevated follicle-stimulating hormone (FSH) levels were found to be correlated with a decrease in bone mineralization and osteoporosis. The aim of the present study was to evaluate bone mineral density (BMD) in adolescent girls with hypogonadotropi...

Hypoestrogenism is referred to lower than normal serum levels of estrogen. Hypoestrogenism can be regarded as typical and physiological in postmenopausal women. However, hypoestrogenism which oocurs in young women is related to pathological background. There are two groups of disorders in young women related to hypoestrogenism: hypogonadotropic hypogonadism and hypergonadotropic hypogonadism. H...

The association of ataxia, hypergonadotropic hypogonadism and hearing loss is extremely rare. Considerable heterogeneity exists in the literature of the neurological manifestations, age of onset, clinical severity and associated abnormalities. We describe a 24-year-old woman with secondary hypergonadotropic amenorrhea, early-onset progressive spinocerebellar ataxia (SCA), late-onset sensorineur...

amenorrhea, an absence of menses is a symptom that generally brings teenagers for evaluation. this study was undertaken to determine the etiology of primary amenorrhea with especial concern to non classic congential adrenal hyperplasia (nc-cah)-due 21 hydroxylase deficiency among female adolescents refered to clinics of pediatric endocrinology of tehran and iran university of medical sciences a...

1. To recognize hypergonadotropic hypogonadism as part of the differential diagnosis of delayed puberty 2. To recognize premature ovarian failure as a cause of hypergonadrotropic hypogonadism 3. To recognize chemotherapy and cancer treatment modalities as etiologies of gonadal failure 4. To understand that it is hard to predict which patients will resume normal ovarian function after chemothera...

background: premature ovarian failure (pof) is a common condition; its incidence is estimated to be as great as 1 in 100 by the age of 40 years. physiologic replacement of ovarian steroid hormones seems rational until the age of normal menopause. temporary return of ovarian function and pregnancy may occur rarely in women with pof. we report a case of pof who conceived during hormone replacemen...

OBJECTIVES The aim of the study was to re-evaluate women with secondary amenorrhea one year after the first visit evaluation. STUDY METHODS One hundred and seventy-five women with secondary amenorrhea were evaluated on the first visit. Their ages ranged from 18 to 29. Secondary amenorrhea was defined by the absence of menses for more than 3 months after excluding pregnancy. Women who were att...

Both hypergonadotropic hypogonadism and myasthenia gravis can be parts of type II autoimmune polyendocrine syndrome and association between the two disorders has been reported in few cases. A 14 year old male patient with a personal history of bilateral cryptorchidism and ptosis was referred for delayed puberty. Clinical examination revealed eunuchoid habitus, small, soft testes, gynecomastia, ...