Category: J09 - Influenza due to certain identified influenza viruses

 Chapter Notes

 Section Notes

 J09

Influenza due to certain identified influenza viruses

influenza A/H1N1 (J10.-)

influenza due to other identified influenza virus (J10.-)

influenza due to unidentified influenza virus (J11.-)

seasonal influenza due to other identified influenza virus (J10.-)

seasonal influenza due to unidentified influenza virus (J11.-)

 J09.X

Influenza due to identified novel influenza A virus

Avian influenza

Bird influenza

Influenza A/H5N1

Influenza of other animal origin, not bird or swine

Swine influenza virus (viruses that normally cause infections in pigs)

 J09.X1

Influenza due to identified novel influenza A virus with pneumonia

Code also, if applicable, associated:

lung abscess (J85.1)

other specified type of pneumonia

 J09.X2

Influenza due to identified novel influenza A virus with other respiratory manifestations

Influenza due to identified novel influenza A virus NOS

Influenza due to identified novel influenza A virus with laryngitis

Influenza due to identified novel influenza A virus with pharyngitis

Influenza due to identified novel influenza A virus with upper respiratory symptoms

Use additional code, if applicable, for associated:

pleural effusion (J91.8)

sinusitis (J01.-)

 J09.X3

Influenza due to identified novel influenza A virus with gastrointestinal manifestations

Influenza due to identified novel influenza A virus gastroenteritis

'intestinal flu' [viral gastroenteritis] (A08.-)

 J09.X9

Influenza due to identified novel influenza A virus with other manifestations

Influenza due to identified novel influenza A virus with encephalopathy

Influenza due to identified novel influenza A virus with myocarditis

Influenza due to identified novel influenza A virus with otitis media

Use additional code to identify manifestation