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Biomedical subjects

P Mansuwan

Publications and source records attributed to P Mansuwan.

12 recordsLinked to original sources

Typhoid and paratyphoid fever in 192 hospitalized children in Thailand.

From 1977 to 1984, Salmonella typhi was isolated from 85% and Salmonella paratyphl A was isolated from 15% of 192 Thai children with enteric fever at Children's Hospital, Bangkok. Children with enteric fever presented with sudden onset of fever and gastrointestinal symptoms. of fever presented with sudden onset Diarrhea occurred in 62% of children with paratyphoid fever and 36% of children with typhoid fever. Rose spots were seen in 15% of patients with typhoid and 7% of patients with paratyphoid fever. There were no deaths. Bronchitis and pneumonia occurring in 11% of patients were the most common complications. Acute hemolysis occurred in 3% of the patients with typhoid fever who had thalassemia or glucose-6-phosphate dehydrogenase deficiency. Chloramphenicol-resistant S typhi, which accounted for 70% of the isolates in 1977, has since 1982 accounted for less than 2% of isolates.

Adolescent↗

Shock syndrome in primary dengue infections.

During 1974, 114 patients with dengue hemorrhagic fever were studied at the Bankok Children's Hospital. Over 40% of the patients had dengue shock syndrome. Five fatal cases were included in the study. Primary dengue infections were identified by absent or low titered antibodies in acute sera and the sequential development of IgM antibodies followed by IgG antibodies during convalescence. Three patients, aged 4,8, and 12 years, had primary dengue infections with shock. Although no convalescent sera could be tested two other patients, aged 7 to 12 years, with fatal disease also appeared to have primary infections. At the time of shock patients with primary infections had subnormal concentrations of complement factor 3. The data show that in older children dengue shock syndrome associated with complement depression can occur during primary as well as secondary infections.

Antibodies, Viral↗

Clinical evaluation of co-trimoxazole and furazolidone in treatment of shigellosis in children.

Co-trimoxazole (trimethoprim-sulphamethoxazole) was compared with furazolidone in the treatment of shigellosis in two groups of 33 and 30 patients respectively. Those treated with co-trimoxazole recovered more quickly; none had shigellae in the faeces four days after the start of treatment, whereas in the group given furazolidone eight still had positive stool cultures seven days after treatment.The susceptibility of 104 shigella strains to seven antimicrobial agents was studied by plate dilution technique. All agents but tetracycline and chloramphenicol were found highly effective against most of the strains tested. All shigella isolates were resistant to sulphamethoxazole, and 63% were sensitive to trimethoprim. Potentiation of trimethoprim by sulphamethoxazole was shown in that all strains tested became sensitive to the combination of trimethoprim and sulphamethoxazole in a ratio of 1:20.

Anti-Bacterial Agents↗