20-valent pneumococcal conjugate vaccine (PCV20)

Pneumococcal infection refers to all diseases caused by pneumococci. There are over ninety different serotypes of this bacterium. Pneumococci can be transmitted through droplets and contact with respiratory secretions; direct contact with patients is another route of transmission.

Pneumococcal bacteria can cause a variety of different illnesses, including:

meningitis
This is a severe pneumococcal infection. Patients usually experience symptoms such as fever, stiff neck and confusion, and can cause hearing loss and even death;

pneumonia
Patients will develop symptoms such as fever, shortness of breath, chills and cough with phlegm, which may lead to death in severe cases; and

otitis media
Symptoms of patients include fever and earache, and discharge may occur in the ears. Those with repeated episodes may suffer from hearing loss.

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