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Biomedical subjects

J A Bloomfield

Publications and source records attributed to J A Bloomfield.

15 recordsLinked to original sources

Reliability of barium enema in detecting colonic neoplasia.

Three hundred and seven unselected patients were examined by double contrast barium enemas. Twenty-four patients (7.8%) had carcinomas; 11 patients (3.6%) had polyps; six patients (2%) had possible polyps, not confirmed by colonoscopy; and in four patients (1.3%) the radiological findings were misleading or wrong. No carcinoma was missed by barium enema X-ray examination, to be diagnosed by other means. Two patients had radiological lesions, not demonstrable endoscopically, but confirmed surgically. Extensive follow-up of 286 patients (93.2%) revealed only one subsequent case of carcinoma. The shortcomings of colonoscopy are briefly discussed. It is recommended that barium enema examination precede colonoscopy in the investigation of suspected large bowel neoplasia, and that both be used alternately to screen high-risk patients.

Adult

Paget's sarcoma in Tasmania.

Six proven cases of Paget's sarcoma occurred in Tasmania in the decade 1965 to 1974. The incidence was 0-16 cases per 100,000 population per year. The sex ratio was two male: one female. The average age was 61-2 years. All cases occurred in the pelvis or adjacent femur. Average time of survival after onset of symptoms was one year. Two patients had lymph node metastases. One patient had no pulmonary metastases; a further patient may have had no pulmonary metastases. All patients were born in Australia (State of Tasmania) of predominantly Anglo-Saxon stock.

Adult