London's Pulse: Medical Officer of Health reports 1848-1972

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Croydon 1939

[Report of the Medical Officer of Health for Croydon]

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Examinations done under National Health Insurance Act.
Nature of examination Nature of examination
Pas for Gonococci 21 (5 pos.) Urine far Chemical Exam. 12
Pus for other organisms 19 Urine for Microseopal Exam 12
Pus for Tubercle B 14 Urine for Tubercle B 12
Blood for Wassermann 16 (1 pos.). Urine for Cultural Exam. 12
Complete Blood Counts 11 Other Examinations 16
Bacteriological Examination of Milk.
Number of samples submitted for. counts 467
Number under 10,000 per cc 215
Number over 10,000 but under 50,000
per cc. 156
Over 50,000 but under 100,000 per cc 36
Over 100,000 but under 500,000 per cc. 24
Over 500,000 but under 1,000,000 per cc 7
Over 1,000,000 per cc 29
Tubercle Bacilli-
Number of samples of milk submitted 465
Number found positive by inoculation test 14
The number of milk examinations decreased 13 for Bac. Count.
33 for T.B.
There are 39 samples still under investigation for Tubercle Bacilli,
Milk Samples.
467 mill: samples were submitted to the Methylene Blue. Test, of which 69
failed to satisfy. Of these 4 were further investigated and found
satisfactory to the Bacillus Coli test.
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