35° 



PATHOGENIC BACTERIA IN MILK 



in a febrile condition. The pustules 

 in some cases broke during the act of 

 milking. Five children and the mother 

 in the farmer's family were affected. 

 One child died. The mother and son 

 who milked the cows were first at- 

 tacked. There was no diphtheria else- 

 where in the locality. 



Apparent exciting cause. — (?) Cow 

 disease. 



Reporter and reference.- — Dr Thurs- 

 field (Med. Off. of Health). Public 

 Health, 1891-92, p. 130. 



Surblton, 1891 (^December'). 



Total number of cases . . 27 



Deaths 3 



Number of cases amongst 



drinkers of suspected milk . 27 

 Percentage on total cases . ,100 



Circumstances implicating the milk 

 supply. — The inmates of the farm 

 supplying the milk suffered from 

 diphtheria, and all the persons infected 

 consumed milk from this farm. 



Probable exciting cause. — From 

 human source. 



Reporter and reference. — Dr Coleman 

 (Med. Off. of Health). Public Health, 

 1891-92, p. 158. 



Glasgow, 1892 ^Augusf). 

 Total number of cases . . 224 

 Circumstances implicating the milk 

 supply. — Dairy and farm sanitarily 

 good. Nearly all of a herd of 53 

 cattle suffered from teat-eruptions 

 leading to ulceration, in some cases 

 all the teats were affected. The 

 " Hendon streptococcus " was isolated 

 from the lymph. Two varieties of 

 eruption in question shown by experi- 

 ment on calves, one being "true 

 vaccinia," the other a non-vesicular 

 eruption like that of the Camberwell 

 outbreak. No desquamation as in 

 Hendon disease and at Camberwell. 

 Farmer and three other milkers had 

 eruptive sores on hands, one being com- 



pelled to stop work. Between 6th and 

 8th August from 60-80 cases notified. 

 Milk supply stopped on 8th, and 

 disease ceased on 12th. 



Apparent exciting cause. — (?) Cow 

 disease. 



Reporter and reference. — Dr Russell 

 (Med. Off. of Health). Brit. Med. 

 Jour., 1897, vol. ii., pp. 432, 666. 



Limekilns, Pifeshire, 1892 



(^A ugust-Decemher'). 

 Total number of cases . . 28 



Deaths 4 



Number of cases amongst 



drinkers of suspected milk , 16 

 Percentage on total cases . . 57 

 Number of families supplied by 



milkman ..... i 

 Number of such families invaded 14 

 Number of polluted milk sources i 

 Number of milkmen . . . i 



Circumstances implicatittg the tnilk 

 supply. — A patient suffering from 

 diphtheria was walking about dairy 

 premises and byres after notification. 

 Also direct communication between 

 those attending the patient and those 

 managing the dairy. The disease 

 broke out amongst a large proportion 

 of the families using the milk from 

 this particular dairy. 



Probable exciting cause. — From 

 human source. 



Reporter and reference. — Dr 

 Nasmyth (Med. Off. of Health). 

 Annual Rep., 1892, 



Ashtabula, Lake Erie, 1894. 

 Total number of cases . . 100 



Deaths 24 



Number of families supplied by 



milkman invaded about one-third 

 Number of polluted milk sources i 

 Number of milkmen . . . i 



Circumstances implicating the milk 

 supply. — Out of the 100 cases, 64 

 occurred between 5th and 13th 

 December. The remainder occurred 

 at different dates up to 31st December. 



