MinervaBMJ 1995; 310 doi: https://doi.org/10.1136/bmj.310.6973.202 (Published 21 January 1995) Cite this as: BMJ 1995;310:202
Minerva is careful to clean her kitchen tools and surfaces after preparing a chicken for cooking because she is very wary of salmonella infection. A study in Exeter has now shown (Epidemiology and Infection 1994;113:403–9) that cooks' fingers and kitchen utensils may become contaminated by Salmonella enteritidis after eggs are broken. Bacteria were recovered from hands after they had been washed in soap and hot water and from laminate work surfaces 24 hours after contamination. Refrigeration of eggs would reduce the risks: really fresh eggs are known to have only low concentrations of salmonella.
Medical and minimally invasive surgical treatments for benign hypertrophy of the prostate gland have had a lot of publicity recently. Yet a review in the “New England Journal of Medicine” (1995;332:99–109) reminds us that among men with mild symptoms followed up for five years with no treatment 40% will improve, 45% will show no change, and only 15% will experience a deterioration in their symptoms. Placebo is a grand treatment. Men with moderate symptoms, by contrast, probably benefit from surgery.
Since 1950 age and sex standardised mortality from malignant melanoma in South Australia has risen fourfold, but most of that …