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Biomedical subjects

K Molne

Publications and source records attributed to K Molne.

At least 55 records · Page 3Linked to original sources

Infertility and uterine colonization with Ureaplasma urealyticum.

Samples of cervical mucus and endometrial tissue from 379 women who were infertile for various reasons were examined for the presence of Ureaplasma urealyticum, and the results were compared with those obtained in 40 fertile women. In the cervical samples U. urealyticum was present in about half of the women in both groups, whereas positive cultures from the endometrium were obtained significantly more often among the infertile patients (26%) than among the controls (7.5%). Between the different infertility subgroups (unaccountable infertility, infertility caused by tubal abnormalities, husband infertility and other known causes) no significant differences were found. The presence of U. urealyticum in the endometrium was asymptomatic and was not related to prior pelvic inflammatory disease. In 14% of the Ureaplasma-positive endometria, aerobic or anaerobic bacteria were demonstrated. A treatment trial was also included in the study, but did not arrive at any definite conclusion as to the specific role of endometrial Ureaplasma colonization in infertility.

Bacteriological Techniques↗

Seminal plasma fructose, zinc, magnesium and acid phosphatase in cases of male infertility.

Determinations of fructose, zinc, magnesium and acid phosphatase were performed in seminal plasma from male partners in 225 barren couples. No specific changes in the concentrations of these substances could be observed in men showing either visible or palpatory abnormalities of the external genitals, the prostate or of the seminal vesicles, extreme changes in the number, morphology or motility of the sperms, increased sperm antibody titre or abnormal serum levels of testosterone or gonadotrophins. However, when the prostatic fluid contained numerous leukocytes, the concentrations of zinc, magnesium and acid phosphatase were significantly lower than in men having a cytologically normal prostatic fluid. Determinations of these substances may thus be of aid in the diagnosis of chronic prostatovesiculitis.

Acid Phosphatase↗

Testicular function after combined chemotherapy for metastatic testicular cancer.

In 10 patients cured for metastatic testicular cancer by combination chemotherapy serum hormone levels and serum agglutinating antibodies were analysed 12 to 35 months after discontinuation of the treatment. Together with these examinations sperm analysis was done. All patients had increased levels of follicle stimulating hormone (FSH). Serum testosterone was usually in the lower part of the normal range (below 20 nmol/l). In eight patients the serum agglutinating antibodies were normal, while two patients had increased levels. In all patients azoospermia was observed, indicating long-lasting infertility in patients testicular cancer treated by combination chemotherapy. The possible importance of cryopreservation prior to start of chemotherapy is discussed.

Follicle Stimulating Hormone↗

Serum prolactin and radiological skull examinations in infertile men with azoospermia or severe oligozoospermia.

Measurements of serum prolactin, FSH, LH, testosterone, and oestradiol and radiological examinations of the skull were carried out in 142 infertile men with sperm counts below 10 millions/ml. The prolactin levels were compared to those observed in 27 fertile men. Six of the infertile men showed high levels of prolactin. Two of these men had earlier been hypophysectomized, and the sella turcica was found to be abnormal on the roentgenograms. In the remaining four men the sella turcica was normal, and serum gonadotrophins, testosterone and oestradiol were within normal range, except for one man who displayed a very high FSH. The testis biopsies from these four men showed severe hypoplasia, signalling that treatment of the infertility with bromocriptine may be of limited value.

Adult↗

Testicular function after combination chemotherapy for Hodgkin's disease.

Fertility was estimated by sperm counts and hormone assays in 8 patients treated for Hodgkin's disease with at least 6 courses of combination chemotherapy. This consisted of an alkylator (mechloretamine or cyclophosphamide), a vinca alkaloid (vinblastine or vincristine), procarbazine and prednisone. Azoospermia was found in 7 of the 8 patients on examination 12-29 months after termination of chemotherapy. In 1 patient semen quality improved gradually, and a sperm count of 5 mill/ml was found at 21 months. Serum FSH levels were increased in all but 1 patient who was, nevertheless, azoospermic. The levels of testosterone and LH were generally within normal limits. Thus, the germinal tissue is seriously damaged by this type of chemotherapy. The resulting infertility seems to be complete and of long duration. Partial recovery of spermatogenesis may, however, sometimes take place after prolonged unsustained remission.

Adult↗

Testicular function after radiotherapy to inverted 'Y' field for malignant lymphoma.

Testicular function was estimated by sperm counts, hormone assays and recording of reported conceptions in 9 patients irradiated for malignant lymphoma. The treatment had been an inverted 'Y' field including the inguinal regions with, in addition, a mantle field in 8 patients. Azoospermia or severe oligozoospermia was found in all but 1 patient, and the FSH levels were uniformly elevated. Testosterone and LH were within normal limits except in 2 patients with slightly subnormal testosterone levels. 7 of the patients were married to women of fertile age, and in 3 cases the wife became pregnant and give birth to a healthy child. The time lapses from irradiation to conception were 18, 40 and 57 months. 2 of these patients had severe oligozoospermia on examination 2 and 4 months respectively from conception. Thus fertility may possibly be underestimated by sperm counting and hormone assays after this type of radiotherapy.

Adult↗

Confirmation of the existence of human serum leukaemia-associated antigens (LAA).

We have obtained antisera from rabbits which react with serum from several leukaemia patients after absorption with normal human serum. The specificities of these rabbit antisera have been shown to be closely related to those of the original anti-LAA antisera of Viza et al (1970) and Harris et al (1971). Thus, the existence of leukaemia associated (but probably not leukaemia specific) serum antigen in man has been confirmed. One of the animals was immunized with normal amniotic fluid obtained at 15-16 weeks of gestation. Thus, LAA seems to be a normal constituent of amniotic fluid. This suggests that LAA is another onco-fetal component.

Acute Disease↗

["The pill"].

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Contraceptives, Oral↗