AnnualReport-1938

M 58

(4) Bacteriological Examinations.

302. Faeces. Four thousand one hundred and thirty-nine stools were cultured for pathogenic organisms. A good proportion of these were from cholera cases or suspects.

STOOLS EXAMINED FOR ORGANISMS,

Table XXXVII.

European Indian Chinese Total Organisms. Pos. Neg. Pos. Neg. Pos. Neg. Bact. typhosum 2 5 3 153 163 B. dysenteriae (group) 341 63 1,439 1,848 Cytology typical of B. dysenteriae 27 10 706 743 B. dysenteriae (Flexner) 20 25 45 B. dysenteriae (Shiga) 1 1 B. dysenteriae (Schmitz) 2 3 5 V. cholerae 8 34 1 5 557 729 1,334 Grand total 60 380 11 73 1,294 2,321 4,139

303. Sputum:- Eight hundred and twenty-two sputa were examined for the presence of the tubercle bacillus.

SPUTA EXAMINED FOR TUBERCULOSIS.

Table XXXVIII,

European Indian Chinese Total Positive 22 6 204 232 Negative 91 36 463 590 Grand total 113 42 667 822

304. Urine: Two hundred and sixty-five cultural examinations were made for infective organisms.

305. Urethral and cervical smears:- One thousand one hundred and fifteen urethral and cervical smears were examined for the presence of the gonococcus.

306. Nasal and other scrapings for M. leprae: One hundred and seventy-eight examinations were carried out for the detection of this organism. Sixty-three positive results were recorded.