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Biomedical subjects

K H Leong

Publications and source records attributed to K H Leong.

5 recordsLinked to original sources

Gout.

Gout is a common disease in the primary health care setting. Diagnosis of primary gout is definite if urate crystals are present in synovial fluid or tophi. The colchicine therapeutic trial is a useful diagnostic aid but not specific. Secondary gout is associated with myeloproliferative disease. Non-steroidal anti-inflammatory agents or colchicine are the main stays of treatment in acute gouty arthritis. In the inter-critical period, uricosuric agents or allopurinol can be used to control hyperuricaemia. Allopurinol is the treatment of choice in secondary gout. Asymptomatic hyperuricaemia is not an indication for therapy.

Adult

Inflammatory myopathies.

Inflammatory myopathies encompass a wide range of disorders. This article deals with the idiopathic inflammatory myopathies. Classification and diagnostic criteria proposed by Bohan and Peter are still widely used. Diagnosis is based on clinical features, muscle enzyme abnormalities, electromyographic findings and muscle biopsy results. There are known associations with malignancy and lung disease which may affect the prognosis. Management consists of the prudent use of corticosteroids. In refractory cases, cytotoxic agents, cyclosporin and plasmapheresis have been used.

Adrenal Cortex Hormones

Coexisting Pneumocystis carinii pneumonia, cytomegalovirus pneumonitis and salmonellosis in systemic lupus erythematosus.

Infection with opportunistic organisms, either singly or in combination, is known to occur in immunocompromised patients. A patient with systemic lupus erythematosus who developed Pneumocystis carinii pneumonia, cytomegalovirus pneumonitis, and salmonellosis is reported. She responded to early treatment with intravenous trimethoprim-sulphamethoxazole (20 mg/kg).

Adult

Mitral valve prolapse--a review.

Mitral valve prolapse is one of the more common cardiac conditions in our community. The prevalence is difficult to assess due to differences in diagnostic criteria and population selection. The prevalence in the community has been estimated to be from 5 to 15%. In females there is a decline in prevalence with increasing age which is not observed in males. 30% of subjects with mitral valve prolapse have relatives with the same condition. Strahan et al suggested that mitral valve prolapse was inherited as an autosomal dominant trend with its manifestations modified by age and other factors.

Humans