Measles ｜Hong Kong Pediatric College: Measles vaccine failure amongst adolescents extra frequent than anticipated and two booster dose teams really helpful – Hong Kong Financial Occasions – TOPick – Information – Society

The Division of Youngster and Adolescent Sciences on the College of Hong Kong has discovered that measles vaccine failure is extra frequent than anticipated amongst younger folks aged 18-30. However younger individuals who have failed the vaccine can regain immunity to measles after receiving a booster dose. Two of the teams ought to obtain an elevated dose, together with younger folks aged 35 or youthful who’ve examined damaging for measles antibodies, and younger individuals who plan to journey to endemic areas of the Measles They need to obtain a booster dose earlier than travelling.

A analysis group led by Professor Lau Yu-lung from the Division of Youngster and Adolescent Sciences, College of Medication, HKU, investigated the seroepidemiology of measles and rubella amongst younger folks in Hong Kong, in addition to seroprevalence the measles. , mumps and rubella amongst younger folks with low ranges of antibody The immunogenicity of the mix vaccine was investigated.

Serum antibody testing was carried out on the Public Well being Laboratory of the Heart for Well being Safety, which is designated by the World Well being Group as a regional reference laboratory for measles and rubella. The outcomes confirmed that amongst younger folks aged 18-30, 5.3% and a pair of.7% skilled measles and rubella vaccine failure respectively. Seroprevalence charges for each measles and rubella have been decrease in older age teams, indicating decreased vaccine safety with age.

Nonetheless, the analysis group additionally stated that as a result of boosting the immunity of this high-risk group can cut back the opportunity of imported circumstances, the extent of measles vaccination in Hong Kong’s childhood vaccination program nonetheless excessive, and the opportunity of measles on a big scale. the epidemic in Hong Kong isn’t excessive.

The analysis group stated that medical staff, airport and airline staff are at larger threat of contact with individuals who have measles, and it is strongly recommended that testing be carried out these teams for measles antibodies, particularly younger folks aged 35 or youthful. If the measles antibody take a look at is damaging, a booster dose of the vaccine needs to be given. As well as, it is strongly recommended that younger folks planning to journey to measles-endemic areas ought to obtain a booster dose of vaccine earlier than touring to guard themselves and forestall circumstances from being transmitted. into Hong Kong.

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Reporter: Chen Zhanqi