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Biomedical subjects

W Hately

Publications and source records attributed to W Hately.

32 records · Page 2Linked to original sources

1-alpha-hydroxycholecalciferol for renal osteodystrophy.

Fourteen patients with renal osteodystrophy were treated for at least one year with 1-alpha-hydroxycholecalciferol (1-alpha-OHD3) in a dose varying from 1 microgram/week to 3 microgram/day. Plasma calcium and inorganic phosphorus concentrations increased significantly. The plasma alkaline phosphatase concentration fell in 11 of the 12 patients in whom it was initially raised and returned to normal in seven. Serum parathyroid hormone concentrations were initially raised in all patients, but they decreased significantly with treatment and became normal in eight patients within one year. The 10 patients with radiological abnormalities showed some improvement. Hypercalcaemia occurred in 11 patients, and necessitated a reduction in the dose of 1-alpha-OHD3 in some. 1-alpha-OHD3 was effective in reducing the biochemical and radiological abnormalities of renal osteodystrophy, but it should be used wtih care, and plasma calcium concentrations should be monitored.

Adolescent↗

Hyperparathyroidism in chronic renal failure.

The high circulating concentrations of immunoassayable parathyroid hormone observed in chronic renal failure are due to a number of factors. These include altered metabolism of the hormone and also end-organ unresponsiveness which may, indirectly, cause increased secretion of parathyroid hormone. The response of the overactive parathyroid glands to changes in plasma calcium and magnesium is variable and caution is needed in evaluating the suppressibility of parathyroid hormone secretion in acute studies. 1alpha-Hydroxylated derivatives of vitamin D can effectively suppress parathyroid gland overactivity. This effect may not necessarily be medicated through hypercalcaemia and vitamin D metabolites may act directly on the parathyroid glands.

Calcium↗

Hypertension and renal artery stenosis with aneurysm formation in a solitary kidney in a patient with neurofibromatosis.

A case of hypertension in a patient with neurofibromatosis and renal artery stenosis with aneurysm formation in a solitary kidney is described. Studies of plasma renin activity and body sodium content are presented and have been related to findings in patients and experimental animals with renovascular hypertension. A reconstructive operative procedure is described in which the kidney is perfused in situ.

Adult↗