[Report of the Medical Officer of Health for Heston and Isleworth] page 10

Heston and Isleworth 1949

[Report of the Medical Officer of Health for Heston and Isleworth]

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Table: FOOD POISONING OUTBREAKS 1949

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FOOD POISONING OUTBREAKS 1949

Out-break No.	Date of onset	Date of notification or other information	No. of persons at risk	No. of persons affected	No. of deaths of affected persons	Organism causing outbreak	Food transmitting infection	Food suspected of transmitting	Place of infection	Remarks
1	6-4-49	7-4-49	225	123	—	Staphylococcus	—	Chicken	Works canteen	Chicken cooked previous day and reheated before serving. Recommendations made re kitchen hygiene.
2	16-4-49	17-6-49	?	3	—	Not ascertained	—	Blancmange	School canteen outside Borough
3	14-7-49	18-7-49	?	3	—	Not ascertained	—	Ice Cream	Street Hawker outside Borough	Sample of ice cream taken at our request proved unsatisfactory.
4	20-7-49	25-7-49	2	1	—	Not ascertained	—	Tinned sild.	Home
5	30-7-49	4-8-49	?	1	—	Not ascertained	—	—	Home	Consumer suspected milk, but no confirmatory evidence.
6	1-8-49	2-8-49	6	6	—	Not ascertained	—	Pickles	Home	3 other persons in house did not consume pickles and had no symptons. Bacteriological and chemical tests negative.
7	1-8-49	8-8-49	14	1	—	Not ascertained	—	Ice Cream	Local premises	Premises, plant and samples, satisfactory.
8	13-8-49	23-8-49	3	1	—	Salmonella aertrycka	—	Algerian dates	Home	Late notification; source of infection not traced.
9	4-9-49	6-9-49	2	2	—	Not ascertained	—	Potato crisps	Local Purchase	Crisps consumed on day's outing.
10	17-9-49	18-9-49	?	2	—	Not ascertained	—	Chocolates	Purchased locally	Bacteriological and chemical tests negative.
11	12-10-49	13-10-49	181	20	—	Not ascertained	—	Steak and Kidney Pie	Local school canteen	Source of infection not traced; recommendations made as to kitchen hygiene.