160
(5) Bacteriological Examinations,
9. Faecer-Eight hundred and fifty-six stools were cultured for pathogenic organisms. No case of cholera was discovered.
TABLE VI
Examination of Stool for Organisms.
Bact. typbosum
*
dvreuterize
(Group)
Cytology typical of
bacillary dysentery
B. dysentery (Flexner)
Chinese
Non-Chinese
Total
Pos. Neg.
Pos.
Neg
11
402
3
275
11
20
157
11. Crine-One thousand two hundred and sixty-two speci- meus were cultured for pathogenic organisms.
12. Urethral and cervical amenrs-One thousand two hundred and thirty-three specimens were examined for the presence of the gonococens, with 95 positive results.
13. Nasul smears, etc. for M. leprae-One hundred and forty-nine examinations were made for the detection of this organism. 56 positive results were recorded.
14. Throat swabs-One thousand eight hundred and eighty- seven swalu were cultured for C. diphtherine.
44
457
305
31
12
T
B.
(Shiga)
V. cholerae
Grand Total
49
731
72
856
Positive
51
I
55
Negative
TABLE VIII
Examination of Throat Swabs for Diphtheria.
Chinese
Non- Chinese
Total
163
6
1.610
TOB
171
1.710
10. Sputum-Eleven thousand and thirteen examined for the presence of the tubercle bacillus.
WEIG
sputa In addition.
culture and animal inoculation were called for in a few instances, as shown below, while gastric lavages for tubercle bacilli reached the high figures of seven hundred and thirty-six with eighty-three positive results.
TABLE VII
Examination of Sputa for Tuberculosis.
Chinese
Non-Chinese
Total
Po9. Neg.
Pos.
Neg.
Direct examination Culture Animal inoculation
4.396 2
6,158 18
165
267
3
10.906 20
Grand Total
4.399
6.179
165
270
11.013
Grand Total
1.775
112
1.887
15. Carebrospinal fuitl-Four bundred and seventy speci diens were examined for the presence of pathogenic organisms.
TABLE IX
Examination of Cerebrospinal Fluids for
Pathogenic Organisms.
Meningococrus":
Pneumococcus
M. tuberculosis
Negative
Chinese
Non- Chinese
Total
44
*
15
15
3
1
+
403
+
407
Grand Total
460
470