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Biomedical subjects

N Shida

Publications and source records attributed to N Shida.

28 records · Page 2Linked to original sources

Strong association between membranous nephropathy and hepatitis-B surface antigenaemia in Japanese children.

Renal histology in 163 Japanese children, aged 3 to 15, with proteinuria and/or haematuria showed that 11 had membranous nephropathy (M.N) and the rest had various other renal diseases. Hepatitis-B-virus surface antigen (HBsAg) was identified, by a reversed passive haemagglutination method, in the serum of all the patients with M.N. but in only 4.6% of the patients with other renal diseases. 6 of the 11 mothers of the children with M.N. were positive for HBsAg, and 1 was positive for antibody to HBsAg (anti-HBs). These findings suggest that M.N. in Japanese children is mainly, if not exclusively, caused by hepatitis-B virus and that in most instances the virus is transmitted from mother to child.

Adolescent↗

Renal tubular acidosis and skeletal demineralization in patients on long-term anticonvulsant therapy.

Three children ranging from seven to 12 years of age from unrelated families were given long-term anticonvulsant therapy including acetazolamide (Diamox). These children had rickets and renal tubular acidosis. Investigations have suggested (1) secondary hyperparathyroidism due to hypocalcemia of rickets and (2) prolonged acetazolamide therapy were responsible for acidosis as a result of reduction of bicarbonate reabsorption in the kidney. A clear-cut recovery from acidosis and rickets was seen in two patients following medication with high doses of vitamin D, an oral supplement of phosphorus, and discontinuance of acetazolamide therapy.

Acetazolamide↗