Page 7.
Page 8.
Financial. It will be observed that the total Revenue
received from various services in the Medical Department
amounted to a total of $ 164011.70 a sum approaching half
the total expenditure ($ 371781.92) of the Department for
the year.
General Remarks. The large percentage (12%) of Beri-Beri
among cases admitted to the Tung Wah Hospital is striking
(see also page 28) (→ 846 patients with 44% mortality).
In the treatment of this disease
attention might be called
to the value of an extract made from rice meal (presumably
containing the vitamin lacking in over polished rice) which
has been widely used with success in the Federated Malay
States, and in the Philippines etc.
Plague. It is of considerable interest to note that investi
gations in Hong Kong covering the previous nine years shows
that 15% of plague infections occurred in the Black Rat
(Rattus rattus) against 85% in the Brown Rat (Rattus Norvegi.
cus). This is not in accordance with the observations made
in Kenya (see Annual Medical Report, 1921) where it is
concluded that "plague in Kenya (apart from Mombasa, where
Rattus Norvegicus probably plays a part) is only associated
with the black rat (Rattus rattus kijabius)". No information
is given as to the clinical varieties of the disease which
existed among the 1,181 cases certified.
Ankylostomiasis. The peculiar difficulties in the way of
dealing with soil pollution from the sanitary standpoint in
South
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