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Biomedical subjects

G Keating

Publications and source records attributed to G Keating.

6 recordsLinked to original sources

Osteoporosis screening and prevention in the chiropractic clinic.

Osteoporosis is a significant health problem among women. Fractures appear to occur once bone mass falls below a certain threshold. Maximization of bone mass may therefore constitute a measure for promoting skeletal health. Dietary calcium consumption of 1-1.5 g/day and adequate weight-bearing exercise maximize bone mass in all age groups. A small survey of women attending the chiropractic clinics of Phillip Institute suggests that routine screening for osteoporosis risk factors may be justified. A self-care program for improving skeletal health in women who fail to meet the dietary calcium and exercise risk minimization criteria is provided.

Adult

CHAP II therapy for epithelial ovarian cancers following primary treatment with platinum-based combination chemotherapy.

Nineteen patients with stage III or IV epithelial ovarian cancer treated on a prospective randomized protocol with either adriamycin and cis-diamminedichloroplatinum or tamoxifen, adriamycin, and cis-diamminedichloroplatinum received a modified "CHAP II" regimen at the time of clinical progression of disease or the finding of occult cancer at second-look surgery. One patient had a clinical complete response lasting 6 months, one had a partial response lasting 23 months, 6 had clinically stable disease for an average of 6.5 months (range 4-15 months), 8 patients had progressive disease, and 3 patients without clinically detectable disease remained disease free for a mean time of 10 months (range 7-16 months). The modified "CHAP II" regimen employed in this study for patients failing prior cis-diamminedichloroplatinum-based regimens appears to have only limited efficacy in inducing objective remissions.

Adult

Trends in sales of drugs for asthma in New Zealand, Australia, and the United Kingdom, 1975-81.

As part of an investigation into the recent epidemic of deaths from asthma in New Zealand, trends in the sales of drugs for asthma in New Zealand, Australia, and the United Kingdom during 1975-81 were examined. Data on sales of drugs were obtained from an international pharmaceutical market research organisation. A striking increase in sales of sympathomimetic aerosols, steroid aerosols, and theophylline per caput occurred in all three countries, with the greatest increase occurring in New Zealand. Sales of sodium cromoglycate also increased in New Zealand and the UK but fell in Australia. By 1981 New Zealand had the highest sales of all these drugs per caput. Explanations for the rising mortality from asthma in New Zealand despite large increases in drug sales need to be explored. Although the temporal association between mortality and sales of drugs suggests that direct drug toxicity is unlikely, there may be more subtle adverse effects of drug use.

Adolescent

Tamoxifen therapy for advanced ovarian cancer.

Thirteen patients with rapidly advancing recurrent epithelial ovarian cancers, in whom chemotherapy and, in some cases, radiation therapy failed, were treated with the estrogen antagonist tamoxifen. The presence of cytosol estrogen receptors, which have recently been identified in ovarian cancer specimens, was determined in the tumor from each patient prior to tamoxifen treatment. No complete responses were observed. One patient had a partial response and 4 patients had prolonged stabilization of disease. All patients with stabilized disease had estrogen receptor levels that were borderline or high. Eight patients demonstrated no response to oral tamoxifen therapy, but 5 of these had partial small bowel obstruction secondary to advanced recurrent cancer. As tamoxifen in this preliminary study may have stabilized rapidly advancing recurrent ovarian cancer in combination with cytotoxic chemotherapy should be considered.

Adult