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Biomedical subjects

D R Shreeve

Publications and source records attributed to D R Shreeve.

15 recordsLinked to original sources

Role of antibiotic prophylaxis for wound infection in percutaneous endoscopic gastrostomy (PEG): result of a prospective double-blind randomized trial.

A randomized, double-blind, controlled trial was carried out to determine the value of antibiotic prophylaxis in the prevention of wound infection in percutaneous endoscopic gastrostomy (PEG) procedures. The wound was evaluated using ASEPSIS method and categorized as disturbance of healing, minor or major wound infection on the 7th day and the 28th day. The rate of infection including major wound infection was lower in the prophylaxis group of patients at both seven and 28 days.

Adult↗

Rectal lymphoma in ulcerative colitis treated with azathioprine.

Primary malignant lymphoma of the bowel is a rare complication of inflammatory bowel disease. The association of gastrointestinal lymphoma, inflammatory bowel disease and prior immunosuppression remains unclear. We report the first case of azathioprine-treated ulcerative colitis developing rectal lymphoma.

Adult↗

Omeprazole provides quicker symptom relief and duodenal ulcer healing than ranitidine.

In a double-blind, parallel-group clinical trial in 248 patients with symptomatic duodenal ulcers [97% greater than 5 mm diameter], 126 were randomized to receive omeprazole 20 mg once daily in the morning and 122 were randomized to receive ranitidine 300 mg once daily at night for 2 wk and if the ulcers were unhealed for a total of 4 wk. When ulcer healing was assessed on an intention-to-treat basis, 79% of those receiving omeprazole had healed ulcers after 2 wk compared with 62% of those receiving ranitidine (p less than 0.005; therapeutic gain for omeprazole, 18%; 95% confidence intervals, +6% to +29%). At 4 wk the figures were 91% (omeprazole) and 80% (ranitidine) (p less than 0.05). After 2 wk, 77% of omeprazole-treated and 59% of ranitidine-treated patients were free of ulcer pain (p = 0.005). Assessed by diary cards (successfully completed by 92% of patients), daytime pain resolved more quickly in omeprazole-treated patients than in those receiving ranitidine (p less than 0.01). Omeprazole-treated patients took fewer antacids (p less than 0.05) over the first 2 wk. Omeprazole, 20 mg each morning, provides more rapid relief of the symptoms of duodenal ulcer and heals a greater proportion of duodenal ulcers within 2 and 4 wk than ranitidine, 300 mg each night.

Adult↗

Detection of inflammatory bowel disease in adults and children: evaluation of a new isotopic technique.

The distribution of radioactivity after the oral administration of sucralfate labelled with technetium-99m was studied in 33 patients with Crohn's disease (13 adults, 20 children), 10 with ulcerative colitis (four adults), and 29 controls (23 with upper intestinal disease, four irritable bowel, one hypolactasia, and one malrotation of the gut). Positive scans were obtained in all patients with ulcerative colitis and 29 of 31 with active Crohn's disease. The scans of two patients with inactive Crohn's disease were negative. There were two false negative scans in patients with Crohn's colitis and one false positive scan. Overall, sensitivity was 95% and specificity 97%. Comparison with radiology in 39 patients showed similar distribution of disease in 24 and more extensive disease in 12. The scan was inexpensive, simple to perform, well tolerated, allowed small and large bowel to be visualised simultaneously, and used a lower dose of radiation than barium studies. It may prove useful as a screening test for inflammatory bowel disease and in the serial assessment of disease activity.

Administration, Oral↗

Technetium 99m-labelled-sucralphate isotope scanning in the detection of peptic ulceration.

An isotope scan using sucralphate labelled with technetium-99m has been compared with barium meal in the detection of peptic ulceration in 18 patients with endoscopically proven upper gastrointestinal lesions and eight controls. Gastric (75%) and duodenal (67%) ulcers were detected with identical frequency by isotope scan and barium meal but both were inferior to endoscopy. Structural, non-ulcerated lesions, were not identified by isotope scanning. The scan has potential value in duodenal ulcer disease, the serial assessment of ulcer healing and in paediatric gastroenterology.

Barium Sulfate↗

Comparison of cimetidine and tripotassium dicitrato bismuthate in healing and relapse of duodenal ulcers.

A comparison between cimetidine and tripotassium dicitrato bismuthate liquid (TDB) in the treatment of endoscopically diagnosed duodenal ulcer by single-blind randomized trial in 48 patients has shown 18 (75%) out of 24 patients receiving TDB and 13 (54%) out of 24 patients receiving cimetidine healed after 4 weeks' therapy. Symptomatic improvement within 1 month was seen in 19 patients on TDB and 18 patients on cimetidine, but did not only occur in patients whose ulcers healed. On follow-up, endoscopically proven relapse occurred within 1 year in 47% of patients whose ulcers had healed during treatment with TDB in comparison with 60% of those healing on cimetidine.

Adolescent↗

Crohn's disease with fistulae involving joints.

Two cases of Crohn's disease with unusual manifestations of fistulae involving joints are reported. One case with a fistula from the rectum through the pelvis presented with an abscess adjacent to the left hip joint. The second presented acutely with inflammation and swelling of the right thigh suggesting thrombophlebitis. This patient died from septicaemia and was found at postmortem to have ileal Crohn's disease with fistulae into the thigh, producing septic arthritis of the knee. The possibility of underlying Crohn's disease should be considered in patients who develop abscesses adjacent to the pelvis, or physical signs suggesting thrombophlebitis of the thigh.

Abscess↗

A prospective randomized trial of vagotomy in chronic duodenal ulceration.

In a prospective, randomized trial, 76 patients with duodenal ulceration treated by truncal vagotomy and pyloroplasty were compared with 77 patients who underwent highly selective vagotomy. A total of 149 patients was followed up for from 1 to 4 years, the average follow-up period being 2.6 years. There was no operative mortality and no significant difference in postoperative morbidity between the two groups. The incidence of recurrent ulceration was greater after highly selective vagotomy, but this difference was not statistically significant. The clinical results were comparable in each group, and although the incidence of diarrhoea and dumping was greater after vagotomy and pyloroplasty, this difference was not statistically significant.

Adult↗