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Biomedical subjects

P Page

Publications and source records attributed to P Page.

49 records · Page 3Linked to original sources

Influence of tetrahydro-aminacrine on muscle pains after suxamethonium.

The incidence and severity of muscle pains were investigated in patients who had been given suxamethonium and thiopentone anesthesia for bronchoscopy. Group I patients received no other drugs. Groups II and III received d-tubocurarine and THA respectively before suxamethonium. Administration of these drugs resulted in a highly significant reduction in the incidence of severe and moderate pains. The use of d-tubocurarine necessitated a significantly greater amount of suxamethonium to maintain paralysis.

Acridines↗

Patient recall of self-care recommendations in diabetes.

Twenty-four insulin-dependent diabetic patients were interviewed immediately after a follow-up visit to an outpatient pediatric clinic to determine which of the recorded instructions delivered by professionals were recalled by patients. The health care team reported giving an average of seven recommendations per patient, or a total of 168 items listed by team members as important. Patients recalled an average of two recommendations, or a total of 50 items, 40% of which had not been recorded by team members. Recommendations concerning diet, insulin dosage and injections, urine testing, and exercise represented 80% of those recalled by patients and only 58% of those recorded by professionals. The results were interpreted to suggest that health care teams focus on fewer items to insure communication of the most appropriate recommendations for individual patients.

Adolescent↗

Prevention of peritoneal adhesions in rats with trimetazidine.

The effect of trimetazidine (an antianginal drug that acts as a scavenger of oxygen radicals) in the prevention of peritoneal adhesions induced by complete vascular obstruction of an ileal segment for 30 minutes followed by reperfusion was investigated in rats. Group A (n = 20) acted as controls. Group B (n = 20) received trimetazidine intravenously in a dose of 2.5 mg/kg 30 minutes before the induction of ischaemia. Group C (n = 20) received the same dose of trimetazidine for 5 days before the experiment, twice a day intraperitoneally, and also intravenously 30 minutes before the induction of ischaemia. Group D (n = 20) received the same dose of trimetazidine intravenously immediately after reperfusion had started. Ten days later adhesions had developed in 90% of the animals of group A, 40% of those in group B (p less than 0.001), 5% of those in group C (p less than 0.001), and 60% of those in group D (p less than 0.05). The severity of adhesions was significantly less in the treated groups than in the control animals. Release of creatine phosphokinase during ischaemia and reperfusion significantly increase in groups A, B, and D. These results suggest that trimetazidine reduces the incidence and severity of peritoneal adhesion formation induced by ileal ischaemia and reperfusion, treatment before induction of ischaemia gave better results than treatment given afterwards.

Animals↗

Termination of sustained ventricular tachycardia with a new antitachycardia pacemaker: role of the nonautomatic mode to follow pacemaker function.

The use of an antitachycardia pacemaker for the treatment of recurrent, drug resistant nonsyncopal sustained ventricular tachycardia in a 28-year-old patient is described. The report emphasizes the role of electrocardiographic recording during manual activation of the tachycardia response in an outpatient setting. The follow-up covers 12 months with 26 spontaneous tachycardia episodes forcing the patient to go to an emergency room to monitor tachycardia termination. Mean ventricular tachycardia cycle length was 340 +/- 21 ms. Tachycardias were terminated either by the primary or secondary modality without acceleration or degeneration to ventricular fibrillation. Thus, it was possible to assess the efficacy and the safety of the termination programs. Unlike during intensive in-hospital testing, restoration of stable sinus rhythm was complicated by re-emergence of ventricular tachycardia. It is concluded that manual activation with medical supervision provides safe management of selected patients with ventricular tachycardia. However, in-hospital testing overestimated, in this case, the efficacy of tachycardia response modalities to terminate spontaneous tachycardia episodes. The customization of an antitachycardia pacemaker with an automatic implantable cardioverter/defibrillator may increase the quality of life as it would allow switching to automatic pace termination.

Adult↗