The following fifth-digit subclassification is for use with category 711; valid digits are in [brackets] under each code. see list at beginning of chapter for definitions:

[0-9]

Arthritis or polyarthritis (due to):

Pyarthrosis

Use additional code to identify infectious organism (041.0-041.8)

[0-9]

Code first underlying disease, as:

[0-9]

Code first underlying disease (136.1)

[0-9]

Code first underlying disease, as:

[0-9]

Code first underlying disease, as:

[0-9]

Code first underlying disease, as:

[0-9]

Code first underlying disease (110.0-118)

[0-9]

Code first underlying disease, as:

[0-9]

Code first underlying disease, as:

[0-9]

Infective arthritis or polyarthritis (acute) (chronic) (subacute) NOS