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Biomedical subjects

W Adam

Publications and source records attributed to W Adam.

At least 127 records · Page 7Linked to original sources

[Clinical results with the antimycotic agent ciclopiroxolamine (author's transl)].

After a brief account of the laboratory and animal studies of 6-cyclohexyl-1-hydroxy-4-methyl-2(1H)-pyridone, 2-aminoethanol salt (ciclopiroxolamine, Cic, Hoe 296, Batrafen) and an outline of previous clinical trials, the results of a double-blind trial with Cic cream and clotrimazole cream are reported, together with those of a large-scale trial of Cic cream in consulting practice. Used for the treatment of skin disorders diagnosed as mycoses, the effectiveness rate of Cic cream ranged from 79 to 98%, depending on the criterion used for assessment. The double-blind trial did not reveal any significant differences between its effect and that of clotrimazole cream. The incidence of side-effects can be regarded as minimal.

Antifungal Agents↗

Long-term experiences with labetalol.

Labetalol has been used in 83 patients with severe hypertension resistant to a wide number of drugs. Adequate blood pressure control was achieved in 50 patients. Seven patients with a response in blood pressure had administration of the drug ceased because of side effects. Twenty-two of these resistant patients had little fall in blood pressure. Labetalol can be used safely in severe resistant hypertension and is indicated when a thiazide and beta-blocking drug has failed to reduce blood pressure.

Adult↗

Comparative study of quantitating 99mTc-EHDP uptake in sacroiliac scintigraphy.

Quantitative sacroiliac (SI) scintigraphy was performed 3 h after an i.v. injection of 16 mCi 99mTc-EHDP. The resulting images were recorded and processed and on an ON data system 150. Five technical approaches for objective digital assessment of abnormal uptake of the tracer at the sacroiliac joints were employed. SI indexes from the ratio of radioactivity in the SI joints and in the os sacrum, determined either by a region-of-interest technique or by a profile-scan technique measuring the maxima of the curve over a defined base line, proved to be the best parameters in discriminating normal from abnormal uptake of the radiotracer in the SI joints. The quantitative scan technique appears to be useful as an objective tool in interpreting SI scans.

Back Pain↗

[The suitability of bioindicators according to DIN 58948 part 4 for monitoring gas-sterilizers (author's transl)].

In the Federal Republic of Germany bioindicators according to DIN 58948, Part 4, are generally used for testing the efficacy of ethylene oxide sterilizers. They are based on spores of Bacillus subtilis dried in sheep-blood on the bottom of a small test tube. As some authors doubted the resistance of these indicators to ethylene oxide especially in comparison with spore soil and spores of Clostridium perfringens, three different test procedures were performed showing that spores of sulfite reducing clostridia (Cl. perfringens included) are less resistant to ethylene oxide than spores of B. subtilis. The results are summarized in tables 1 to 3. They are discussed with regard to literature on the subject with special emphasis to the significance of occlusion of spores in insoluble crystals. It is concluded that spores of B. subtilis are the most suitable test-organisms for monitoring ethylene oxide sterilization and that spore soil cannot be used for this purpose.

Bacillus subtilis↗

Effects of testosterone undecanoate on sexual potency and the hypothalamic-pituitary-gonadal axis of impotent males.

A double-blind comparison was made of the effects of testosterone undecanoate (TU) and placebo on sexual potency of 29 impotent men ages 45--75. The main criteria for inclusion in the study were a reduced or nonexistent capacity to have an erection during intercourse and no clinical signs of endocrinological pathology. All patients received placebo for 2 weeks. Then TU was given at a daily dose of 120 mg to 13 patients selected at random while the other patients continued to receive placebo. After 8 weeks all patients received placebo again for 2 weeks. An improvement in sexual potency was reported by five patients given TU and eight patients given placebo, with no significant differences between the groups. Treatment with TU influenced neither the hypothalamic-pituitary-gonadal axis, as judged by levels of prolactin, LH, FSH, and the LHRH-induced LH/FSH response, nor depression, anxiety, and somatic scores or performance tests. The only specific effect of TU treatment was to decrease the total plasma testosterone level. The present findings show pharmacotherapy with androgens to be no more effective than placebo in restoring sexual potency to sexually impotent men without androgen deficiency. Further studies may be needed to elucidate fully the effects of androgen administration on psychological and endocrinological variables in such patients.

Aged↗

Treatment of mild hypertension in elderly males.

1. Males, born between 1900 and 1925, with mild hypertension have been treated for periods varying from 300 to 2000 days. 2. The life and death status of all patients (except two) was known on 1st November 1978. 3. A group of patients with mild hypertension receiving treatment based on a thiazide diuretic had a greater mortality than the other drug-treated group. 4. The increased mortality was caused by an increased number of myocardial infarcts. 5. Elderly male patients with mild hypertension probably have preexisting vascular disease and therapy should not automatically be started. If therapy is started, beta-adrenoreceptor-blocking drugs may be a preferred therapy.

Adrenergic beta-Antagonists↗

[Herpes virus hominis diseases (author's transl)].

In a 14-year-old girl treated with cytostatics because of leukaemia a severe and chronic atypical herpes virus hominis infection occurred. The same disease also occurred in a 30-year-old man under immunosuppression after a renal transplant. The skin reactions posed diagnostic and therapeutic problems. In both cases withdrawal of the cytostatic agent or drastic reduction of the immunosuppressive drug were successful therapeutically.

Adolescent↗

The effect of labetalol in the treatment of severe drug-resistant hypertension.

Twenty-two hypertensive patients from a large clinic, who were resistant to conventional therapy, were entered into this study. Most patients previously had received beta-blocking drugs, thiazide diuretics, alpha-methyl-dopa, or vasodilator drugs (hydrallazine or prazosin) which failed to control their blood pressure. The therapy with vasodilator drugs was discontinued, and the therapy with labetalol (a drug with both alpha-blocking and beta-blocking effect) was commenced. Subsequently, as the blood pressure came under control, other drugs that the patients were taking were also withdrawn. In 13 of the 22 patients, labetalol enabled the blood pressure to be controlled at acceptable levels. In six patients, the response was not considered to be sufficient to justify continuation of labetalol therapy. In three patients, the drug was withdrawn because of postural hypotension in one patient, intractable diarrhoea in another, and an allergic-type skin rash in the third. In certain patients, postural changes in blood pressure were observed, but this rarely produced symptoms. It is suggested that, if blood pressure control is not achieved with a thiazide diuretic and a beta-blocking drug, then labetalol should be introduced and the beta-blocking drug should be withdrawn.

Aged↗

Hypertension treated by salt restriction.

31 patients with a diastolic blood-pressure between 95 and 109 mm Hg have been treated for two years with a regimen involving a moderate restriction of salt in the diet. The results are compared with those in a control group and in a drug-treated group. Salt restriction has reduced the diastolic blood-pressure by 7.3+/-1.6 mm Hg, a result similar to that in patients treated with antihypertensive drugs. In the untreated group the diastolic blood-pressure rose by 1.8+/-1.1 mm Hg. Most patients did not achieve the desired amount of salt restriction and a stricter adherence to the diet might have caused further falls in blood-pressure. Excessive salt intake is probably a major cause of the epidemic of hypertension in "civilised" countries and a reduction in salt intake may help to control the epidemic. In persons with a diastolic blood-pressure between 90 and 105 mm Hg salt restriction should be tried before drugs.

Blood Pressure↗

Treatment of mild hypertension.

1. A total of 206 patients, elderly males with hypertension (diastolic blood pressure 95--110 mmHg) were followed for periods varying from 1 to 5 years, 107 patients with diastolic blood pressure less than 95 mmHg were followed over the same period, and 101 patients with diastolic blood pressure greater than or equal to 110 mmHg were also followed. 2. The mortality of each group and the effect of therapy for hypertension on mortality has been compared. 3. The incidence of myocardial infarct in the group treated with thiazide diuretics is greater than in the other groups. 4. It would appear unlikely that therapy will improve the prognosis in elderly people with mild hypertension.

Benzothiadiazines↗