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Biomedical subjects

M Robson

Publications and source records attributed to M Robson.

At least 73 records · Page 4Linked to original sources

Work of the clinical psychologist in general practice: preliminary communication.

A randomized, controlled trial to assess the value of a health centre-based clinical psychology service is described. Outcome is measured by means of (1) psychosocial rating scales; (2) drug costs; and (3) the costs of relevant hospital referrals. At the end of the first year, the six general practitioners had admitted 239 patients to the trial and of these 81 had been followed up for 34 weeks after entry. This preliminary report reviews the data obtained from these patients. The main finding is a tendency, which reaches statistical significance at some points, for those patients with access to a clinical psychologist to improve more rapidly on the psychosocial measures than the controls.

Adolescent↗

Influence of exchange volume and dialysate flow rate on solute clearance in peritoneal dialysis.

To find the ideal dialysate flow rate and exchange volume for use in long-term peritoneal dialysis, 10 patients were studied over a period of 1.5 yr. Exchange volumes of 1 or 2 liters and dialysate flow rates of 1, 2, 3, 4, and 6 liters/hr were tested. Dextrose concentration remained constant at 1.5 g/100 ml. Peritoneal clearances for BUN, creatinine, and uric acid were calculated at 2, 5, 10, 15, and 20 hr during dialysis making a total of 120 clearances for each patient. All patients used a reverse osmosis automatic machine. The clearance of all three solutes tended to be higher with exchange volumes of 2 liters than they did with 1 liter; this trend was significant for BUN (P less than 0.025) and uric acid (P less than 0.025) but not for creatinine. There was a significant rise in clearance with increasing flow rates per hour for all solutes as shown in the following table. (Formula: see text), Since patients could not tolerate a flow rate of 6 liters/hr, we conclude that flow rate of 4 liters/hr with a 2-liter exchange will give maximum efficiency.

Blood Glucose↗

Serial measurement of vital capacity in patients on chronic haemodialysis.

Serial measurements of vital capacity (VC) were performed on nine patients on chronic haemodialysis. In six patients the VC remained stable, they were all adequately dialysed and working full-time. Reduction of dialysis time in one of these patients brought about a gradual onset of left heart failure which was preceeded by a decline of VC. In the three remaining patients a decrease of VC preceeded the onset of heart failure, and a rise of VC values signified improvement of cardiac performance. Serial recordings of VC are recommended as a useful objective guide to evaluation and treatment of patients on haemodialysis.

Adult↗

Prolonged colchicine treatment in four patients with amyloidosis.

The natural clinical course of four patients with systemic amyloidosis was favourably altered by continuous colchicine therapy. One patient had primary amyloidosis, and the other three suffered from amyloidosis of familial Mediterranean fever. All had a nephrotic syndrome, and one showed features of intestinal malabsorption. The institution of colchicine therapy was followed by a gradual remission of the nephrotic syndrome, a rise of serum albumin to normal values, a slight improvement of renal function, and regression of the intestinal malabsorption. This pattern has remained steady during an observation period of 30 months.

Adolescent↗

Proximal myopathy caused by latrogenic phosphate depletion.

Severe proximal myopathy associated with hypophosphatemia developed in three patients with chronic renal failure who had been treated with aluminum hydroxide gel. The syndrome was characterized by severe pain, muscular stiffness, and weakness. The illness was originally misdiagnosed both as uremic myopathy and as an exacerbation of rheumatoid arthritis. In one patient, the correct diagnosis was made when symptomatic relief corresponded to the rise of serum phosphate levels. Discontinuation of antacid therapy was followed by gradual recovery. Oral sodium phosphate brought prompt alleviation of muscular pain and stiffness.

Adult↗