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Biomedical subjects

W Bounds

Publications and source records attributed to W Bounds.

25 records · Page 2Linked to original sources

Side effects of danazol compared with an ethinyloestradiol/norgestrel combination when used for postcoital contraception.

A postcoital contraceptive with a lower incidence of nausea and vomiting than oestrogen-progestogen combinations would be a significant advance. During a nine-month period, 101 women were treated at the Margaret Pyke Centre in London with either an oestrogen-progestogen combination or with danazol. A comparison of the side effects of each drug is reported. Those treated with danazol were six times less likely to experience nausea and none vomited. With the exception of breast symptoms, other side effects were five times less common in women receiving danazol. These differences give danazol a clear advantage in terms of patient acceptability. Further experience will enable the efficacy of danazol to be evaluated and so determine whether this drug should become the preferred hormonal postcoital treatment.

Adult↗

A randomized double-blind trial of two low dose combined oral contraceptives.

Fifty-five women using Loestrin-20 (20 microgram ethinyl oestradiol and 1 mg norethisterone acetate) as an oral contraceptive have been compared with a like number using Microgynon-30 (30 microgram ethinyl oestradiol and 150 microgram levonorgestrel) in a randomized, double-blind trial. Despite the small sample size, the main finding in the trial is clear-cut; Loestrin-20 provides poor cycle control and is thus less acceptable as an oral contraceptive than Microgynon-30. Although there is also a suggestion that Loestrin-20 may be less effective than Microgynon-30, the difference in the accidental pregnancy rates is not statistically significant.

Adolescent↗

A randomized comparative trial of the performance of the Ayre and the Armovical cervical spatulae.

The Ayre and the Armovical cervical spatulae were compared in a randomized trial involving 982 women of childbearing age. It was found that the Armovical spatula was slightly less effective than the Ayre spatula in obtaining adequate numbers of squamous cells. The Armovical spatula was, however, far better at providing a sample of endocervical or metaplastic cells and, as a result, yielded a substantially higher proportion of 'satisfactory' smears (54 per cent as against 39 per cent). Red blood cells were more often present in smears taken with the Armovical spatula than with the Ayre spatula. Although the data in the present study were too few to prove that the Armovical spatula is better than the Ayre spatula at detecting cellular abnormalities, it seems likely that this is so.

Adolescent↗

Comparison of four cytologic sampling techniques in a large family planning center.

In recent years, several new cervical sampling techniques have been introduced to try to improve the accuracy of the cervical smear. In the present study four such techniques were compared: the Aylesbury spatula, Rolon spatula, Cervex device and Aylesbury spatula used in conjunction with a Cytobrush. The total number of smears collected was 14,172, 80% of which were from women under age 35. Despite large differences between the techniques with regard to the presence of endocervical cells in smears, no differences were found in the detection of dysplasia. Endocervical cells were seen significantly more often in dysplastic smears than in negative smears. There was little difference in the rate of unsatisfactory samples. It appears that in a young population, the instruments used for cervical sampling are not likely to significantly influence the detection of dysplasia if skilled personnel take the smears.

Adult↗