H10N3 Bird Flu

News: the first case of human infection of H10N3 Bird Flu was reported in Jiangsu province of China.

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About  H10N3:

It is a rare strain of a virus that normally infects poultry i.e. Avian Influenza.

This strain has low pathogenesis i.e. its transmission rate is less.

H5N1:

• It is the most common type of Avian influenza.

• It is largely restricted to birds, and often fatal to them.

• As per the WHO, the H5N1 was first discovered in humans in 1997 and has killed almost 60% of those infected. Despite the fact that it is not known to transmit easily among humans, the risk still remains.

• There are various subtypes of Influenza A and as per U.S. Centers for Disease Control and Prevention says all these subtypes infects  birds except H17N10 and H18N11, which have only been found in bats.

• Only two influenza A virus subtypes (i.e., H1N1, and H3N2) are known to infect humans.

Symptoms of the avian influenza:

• mild upper respiratory tract infection (fever and cough),

• early sputum production leading  to severe pneumonia, sepsis with shock, acute respiratory distress syndrome, and even death. 

• Conjunctivitis, gastrointestinal symptoms, encephalitis and encephalopathy.