Prevalence, group pattern, T pattern and seasonal variation of beta haemolytic streptococci in and around Shimla.
One hundred and seventy two strains of beta haemolytic streptococci were isolated from various clinical specimens over a period of one year. Group A was isolated in 69.70% and group C in 16.80 percent. Majority of the strains were isolated during winter season and only 21.00 percent in summer 93.30 percent strains were bacitracin sensitive and all were sensitive to penicillin. The most common T pattern among group A was found to be 5/11/12/27/44 followed by 3/13/B 3264.
Verma
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Department of Microbiology, Indira Gandhi Medical College, Himachal, Pradesh.
Sharma
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V
Singh
T
T
Goyal
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A
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004352:Drug Resistance, Microbial; D006801:Humans; D007194:India / Q000453:epidemiology; D007223:Infant; D007231:Infant, Newborn; D008826:Microbial Sensitivity Tests; D015995:Prevalence; D012621:Seasons; D013290:Streptococcal Infections / Q000453:epidemiology / Q000382:microbiology*; D013291:Streptococcus / Q000187:drug effects* / Q000302:isolation & purification