The outbreak of Mycoplasma pneumoniae cases in the Mainland, Hui Shu-cheong, Chair Professor of the Department of Respiratory Medicine at CUHK, said today (9th) that the cases in the Mainland have now declined, and Hong Kong recorded about 8 mycoplasma admissions in August, and the number of cases has increased from 50 to 9 from September to November, of which 11% to 110% of the patients are complicated with pneumonia, most of them are under the age of 170, and some have immune problems or serious complications in high-risk individuals, including pneumonia, encephalitis, affecting kidney function and hemolytic anemia. He estimated that the number of hospital admissions will continue to rise, and urged the public to wear masks and keep their hands clean in crowded environments and public transport.


Hui Shu-cheong, Chair Professor of Respiratory Medicine, CUHK. (File photo/Photo by Liang Pengwei)

The number of hospital admissions has increased by more than half in three months, and most of the patients are under the age of 40

Hui Shuchang said that the outbreak of mycoplasma cases in the mainland in May this year, which peaked in the north from September to October, has now declined, and the cold in the north has begun to fall since October, so there are more influenzas, adenoviruses, rhinoviruses and new crowns.

He said that the number of mycoplasma cases in Hong Kong began to increase in August this year, when there were 8 hospital admissions, and from 50 to 9 cases from September to November, and there is still an increase, most of the patients have upper respiratory tract symptoms, including fever, cough and sore throat, etc., about 11% to 110% will be complicated by pneumonia, most patients are under the age of 170, and some people have immune problems or high-risk people have serious complications, including pneumonia, encephalitis, affecting kidney function and hemolytic anemia.

He said that the incubation period for mycoplasma cases can be as long as two to three weeks, and that there were a large number of mycoplasma cases in Hong Kong in 2016 and mid-2019, and the number of cases in Hong Kong is still on the rise, and it is expected to continue to rise for some time.

Outbreak of pulmonary Mycoplasma cases in the Mainland. (CCTV screenshot)

He said that plasticized bronchitis is not only found in mycoplasma, but also some severe inflammation and asthma, and the patient's sputum is thicker, as if it is inverted in the trachea.

Hui Shuchang also mentioned that at present, most of the children admitted to the hospital are rhinovirus, adenovirus and parainfluenza, and the influenza has begun to rise since the 47th week, with 47 elderly people who are so serious that they need to be admitted to the intensive care unit in the 14th week, and 7 people unfortunately passed away. At the 48th week, 9 elderly people were admitted to the ICU and 4 passed away.

Mr Hui appealed to the public to get vaccinated against influenza or COVID-19 as soon as possible. (File photo/Photo by Lu Yiming)

The new crown epidemic is at a low level, and the number of infections is expected to increase after the weather turns cooler

He expects influenza to be more active in winter, with H3N2 as the main focus, and said that the past January to March was the peak of influenza in winter, but after the pandemic, Hong Kong has had a brief peak of influenza in April and August this year.

As for the new crown, he said that the current new crown situation is at a low level, and the number of hospital admissions is not much, but it is expected that after the weather turns cooler, and it has been more than half a year since the peak of the last wave of the epidemic, the number is expected to rise.

Xu Shuchang said that with the festival and the government's promotion of economic activities, he called for vaccination against the new crown and influenza as soon as possible, and advised the public to wear masks in crowded places and when taking public transportation, wash hands frequently, and pay attention to personal cleanliness.

Liu Yulong: Debts have to be repaid

Lau Yu-lung, Chair Professor of the Department of Paediatrics and Adolescent Medicine of the Faculty of Medicine of the University of Hong Kong, also said that the temperature has begun to drop recently, and Hong Kong and surrounding areas will enter the next wave of influenza virus activity, and called on the public to get vaccinated as soon as possible. He also mentioned that 10,<> booster doses of XBB have arrived in Hong Kong, and he hoped that the elderly and disabled people living in residential care homes could get vaccinated as soon as possible.

He also pointed out that the number of cases of respiratory syncytial virus, influenza virus and Mycoplasma pneumoniae this year has been higher than before after the new crown pneumonia epidemic, and it is estimated that the reason is that during the pandemic, the strict isolation measures adopted by Asian society have reduced the resistance of most people. He said that the current situation is to repay the "immunity debt", "the debt has to be repaid, no, it is still not possible."

Mycoplasma pneumoniae|Ho Pak-leung said that the outbreak in Hong Kong has not peaked, and there are now plasticized bronchitis cases in the mainland, Kong Fanyi expects that Mycoplasma pneumoniae has a certain impact on Hong Kong, but the situation is stable There will be a new XBB vaccine Mycoplasma pneumoniae next week|3 to 110 cases were admitted to the hospital after infection in children in the past 170 months, which was up to twice as high as in August, and the number of cases of Mycoplasma pneumoniae increased Experts pointed out that other viruses hit serious cases and some people were hospitalized for a week