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Biomedical subjects

A Kauschansky

Publications and source records attributed to A Kauschansky.

41 records · Page 3Linked to original sources

LH-RH and HCG studies in a Turner phenotype male (Noonan's syndrome). A case report.

LH-RH and HCG stimulation tests were performed in a prepubertal 13-year-old boy with Noonan's syndrome. The basal plasma LH (0.8 mIU/ml) was normal and FSH (2.5 mIU/ml) high, with an elevated response of both LH (8.3 mIU/ml) and FSH (9.6 mIU/ml) to LH-RH, as seen in primary hypogonadism. However, the patient had a normal testosterone response to HCG (437 ng%). These conflicting test results illustrate the difficulty of predicting potential for fertility in patients with Turner phenotype male.

Adolescent↗

Assessment of the hypothalamic-pituitary-testicular function in male patients with Wilson's disease.

Sixteen male patients with Wilson's disease were studied to detect potential endocrine dysfunctions. There was no clinical evidence of feminization in any of the patients, and the patient group spanned most pubertal stages. Gonadotropin, testosterone, sex hormone binding globulin (SHBG), dehydroepiandrosterone sulphate, androstenedione, estradiol, prolactin, cortisol, thyrotropin, and free thyroxine levels were determined. Low or borderline luteinizing hormone (LH) levels were present in most of the patients. In six of the adult patients, a standard gonadotropin-releasing hormone (GnRH) test was performed. Five of the six patients had blunted LH and follicle-stimulating hormone (FSH) responses to GnRH. Increased androgen levels were found in eight of the patients. Sex hormone-binding globulin was normal in eight of nine tested patients. Three single-dose human chorionic gonadotropin (hCG) stimulation tests of six adult patients showed normal responses. Three other patients who had elevated baseline levels responded with modest increases. Since liver disease is usually associated with decreased androgen levels, it is difficult to account for the elevated androgen levels. Both increased androgen levels and copper accumulation in the hypophysis could be responsible for the blunted GnRH response.

Adolescent↗