THE HONG KONG GOVERNMENT GAZETTE, JANUARY 31, 1936.
ary measures
54. Vessels or aircraft suspected of cholera shall be Cholera subjected to the measures prescribed under paragraphs (i), precaution- (iv), (v), (vii), (viii) and (ix) of the preceding section. The in case of passengers and crew may be subjected to surveillance for a period not exceeding five days from the date of arrival. aircraft.
suspected vessels and
55. If any vessel or aircraft has been declared infected Effect of or suspected only because of cases on board presenting the bacteriolo-
gical ex- clinical features of cholera and if two bacteriological examina- aminations. tions made with an interval of not less than 24 hours between them have not revealed the presence of cholera or any other suspicious vibrios, it shall be classed as uninfected.
ary measures
aircraft.
56. A vessel or aircraft shall be regarded as uninfected Cholera if, although arriving from an infected port or having on board precaution- persons proceeding from an infected area, there has been no in case of case of cholera either at the time of departure from such vessels and infected port, during the voyage, or on arrival. Such vessel or aircraft may be subjected to the measures provided under paragraphs (i), (vii), (viii) and (ix) of section 53. In addition the passengers and crew may be subjected to surveillance during a period which shall not exceed five days from the date of arrival. The crew may be prevented during the same period from leaving the ship or sanitary aerodrome except on duty of which a Health Officer has been notified.
57.-(1) Cases presenting the clinical symptoms of Cases
clinically cholera in which no cholera vibrios have been found or in cholera to which vibrios not strictly conforming to the character of be classed cholera vibrios have been found shall be subjected to all measures required in the case of cholera.
as cholera.
(2) Germ carriers discovered on the arrival of a vessel Germ or aircraft may be treated in the same way as cases of carriers. disease.
Smallpox Precautionary Measures.
precaution-
58. Vessels or aircraft which during the voyage had, Smallpox or at the time of their arrival have, a case of smallpox on board shall be subjected to the following measures :—
(i) Medical inspection.
(ii) The sick shall be immediately disembarked and isolated.
(iii) Other persons reasonably suspected to have been exposed to infection on board, who, in the opinion of a Health Officer, are not sufficiently protected by recent vaccination or by a previous attack of smallpox, may be subjected to vaccination or to vaccination followed by observation or surveillance, the period of observation or surveillance being specified according to the circumstances, but in any case not exceeding fourteen days reckoned from the date of arrival of the vessel or aircraft.
(iv) Bedding, soiled linen, wearing apparel and other articles which such Health Officer considers to have been recently infected shall be disinfected.
(v) Those parts of the vessel or aircraft which have been occupied by persons ill with smallpox and which such Health Officer regards as infected shall be disinfected.
ary measures in the case of infected vessels or aircraft.
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