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B Pongpanich

Publications and source records attributed to B Pongpanich.

49 records · Page 3Linked to original sources

Prevalence of heart disease in school children in Thailand: a preliminary survey at Bang Pa-in.

A total of 2,764 students were examined from five schools in Bang Pa-in, district, Ayutthaya Province, Thailand; 12 were found to have heart disease, a prevalence of 4.34 per thousand examined. Of these 4 cases were known by their parents to have heart disease prior to our study. The prevalence of congenital heart disease was 3.3 and of rheumatic heart disease 1 per thousand students. The incidence of functional heart murmur was 46%. The prevalence rate of heart disease in Thai school children was similar to rates in reports from Canada, America and Iran.

Adolescent↗

Dengue virus replication in cultures of peripheral blood leukocytes during the course of dengue haemorrhagic fever.

A preliminary study was made of the ability of cultured human peripheral blood leukocytes (PBL) to support dengue 2 infection. Leukocyte donors, children hospitalized with primary (one case) or secondary dengue infections (12 cases), were studied during the acute and convalescent stages of illness. D2 virus replication occurred infrequently in PBL cultures obtained from children before the 10th day after onset of symptoms (2/23 samples), but frequently thereafter (8/13 samples). The absence of virus permissive cells during the acute stage of illness might be explained by several different mechanisms, including the possibility that permissive PBL are exhausted as the result of a severe dengue infection. An unexpected finding was the appearance of dengue hemagglutination-inhibition antibodies in cultures of PBL obtained from children during the acute stage of secondary dengue infections.

Acute Disease↗