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Biomedical subjects

T S Wilson

Publications and source records attributed to T S Wilson.

At least 55 records · Page 3Linked to original sources

A bacteriological investigation of two leisure centre swimming pools disinfected with ozone.

A bacteriological study was carried out on the first Leisure Centre swimming pools in the United Kingdom to be disinfected with ozone/chlorine. Results suggested that a free chlorine concentration of approximately 0.8 mg/l was necessary to maintain the pools in a bacteriologically satisfactory condition. This amount of free chlorine was similar to that required when the pool was disinfected with chlorine alone. However, the associated amount of combined chlorine was much lower when disinfection was by ozone/chlorine and this gave more acceptable bathing conditions. Implications for the manamgement of pools disinfected by this method are discussed.

Chlorine↗

Surveillance of elderly hospital patients for pulmonary tuberculosis.

A restrospective study of pulmonary tuberculosis in a general hospital showed that the diagnosis had been frequently overlooked in the middleaged or elderly because the patient also suffered from a more acute condition which preoccupied the attention of the doctor. The commonest error was to discount chest x-ray abnormalities by omitting sputum culture or serial radiography.Surveillance was carried out on all patients aged 60 or over admitted to a large general hospital whose routine chest radiograph showed signs of possible pulmonary tuberculosis whether apparently active or inactive. Three sputum samples from each patient were examined for Mycobacterium tuberculosis without reference to the clinical presentation. In a nine-month period six out of 81 patients proved to have active pulmonary tuberculosis (7.4%). It is suggested that this may be a useful method of screening the elderly hospital population for pulmonary tuberculosis.

Adult↗