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48
In 357 instances examination of specimens in suspected cases was
made at the Lister Institute, 86 giving a positive, and 271 a negative
result.
Encephalitis Lethargica, Acute.
This disease, together with acute polio.encephalitis, was first made
compulsorily notifiable by Regulations which came into force on
January 1st, 1919.
Four cases, all occurring among females, were notified during
1920, as follows:—
Patient, aged 46 years, nursed at home, recovered.
„ „ 14 „ died.
„ „ 34 ,, not nursed at home, recovered.
,, ,, 84 ,, ,, „ died.
Enteric Fever.
The number of cases notified was 23 as compared with 7 in 1919.
The attack rates per 1,000 of the population was 0.20, as compared with
the rate of 0.08 in 1918. One of the cases notified proved fatal. 15
cases were removed to hospital.
Erysipelas.
39 cases were notified, and four deaths occurred, as compared with
41 cases in 1919, none of which proved fatal. The attack rate per 1000
of the population was 0.43, as compared with the rate of 0.47 in 1919.
Of the cases notified, 7, or 18 per cent , were removed to the Work.
house Infirmary or Nursing Homes.
Polio-Encephalitis, Acute.
This disease, together with acute Encephalitis Lethargica, was first
made compulsorily notifiable by Regulations which came into force on
January 1st, 1919.
One case occurred in 1920 in the person of a male, aged 20. The
patient, who was not nursed at home, died.
Scarlet Fever.
253 cases of scarlet fever were notified during the year, as com.
pared with 116 in 1919. The number of cases per 1000 of the