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Biomedical subjects

P S Kruger

Publications and source records attributed to P S Kruger.

6 recordsLinked to original sources

Pseudo-renal failure following the delayed diagnosis of bladder perforation after diagnostic laparoscopy.

We present a case of bladder injury as a complication of gynaecological laparoscopic surgery. A young female presented with peritonitis, an acute systemic inflammatory response and biochemical features of acute renal failure secondary to urinary peritonitis. Laparotomy with drainage of urine from the peritoneal cavity and repair of the bladder perforation resulted in rapid resolution of the biochemical abnormalities.

Adult↗

A study of a hospital staff's knowledge of pulse oximetry.

A selection of medical and nursing staff and anaesthetic technicians at work on a particular day at a regional Base Hospital were invited to complete a questionnaire to assess their knowledge of the principles of pulse oximetry. A 98.5% response rate (203 respondents) was achieved from staff in a broad cross section of hospital wards participating in the study. Most of the participants (nursing [N] 87%, medical [M] 91%, anaesthetic technicians [AT] 100%) used pulse oximetry regularly in their daily work. Less than half of the participants (N 36%, M 48% and AT 50%) felt they had adequate training in the use of pulse oximetry. Only 68.5% of participants correctly stated what pulse oximeters measure. Answers to the questions regarding the principles of pulse oximetry, potential errors, normal ranges or the physiology of oxygen haemoglobin dissociation varied but generally reflected limited understanding. As the use of pulse oximeters extends beyond the operating theatre and intensive care environment, appropriate staff education must ensure a basic understanding of the operating principles of the instrument.

Health Knowledge, Attitudes, Practice↗

The effect of oral contraceptive steroids on branches of the uterine artery.

Uteri from 38 patients exposed to oral contraceptive steroids and from 7 unexposed controls were examined for lesions in small branches of the uterine artery. Moderate or severe cellular proliferation of the intimal layer was found in 82% of patients exposed to exogenous steroids, but minimal or no involvement was found in the remaining 18% and in unexposed patients. The severity of involvement correlated with duration of exposure to contraceptive steroids but decreased in those patients who had stopped medication prior to surgery. This lesion has been reported previously in autopsy studies of women receiving contraceptive steroids and dying from vascular disease, but is now shown to be common in asymptomatic women receiving oral contraceptive pills.

Adult↗

Conservative surgical treatment of tubal pregnancy: factors affecting future fertility.

The results of conservative surgical treatment of tubal pregnancy (salpingotomy in 10 cases, partial salpingectomy and anastomosis in two cases) were compared with radical treatment in seven cases. The subsequent pregnancy rate was 55% and 71% for the conservative and radical groups, respectively. There were no recurrent tubal pregnancies in either group. Prior presence of pelvic adhesions did not have an effect on fertility in these patients. The rate of multiparity was significantly higher in patients who became pregnant after the surgery than those patients who did not become pregnant.

Adolescent↗