ICD-9-CM

493 Asthma Excludes: wheezing NOS (786.07) The following fifth-digit subclassification is for use with category 493.0-493.2, 493.9: 0 unspecified 1 with status asthmaticus 2 with (acute) exacerbation
493.0: Extrinsic asthma [0-2] Asthma: allergic with stated cause atopic childhood hay platinum Hay fever with asthma Excludes: asthma: allergic NOS (493.9) detergent (507.8) miners' (500) wood (495.8)
493.1: Intrinsic asthma [0-2] Late-onset asthma
493.2: Chronic obstructive asthma [0-2] Asthma with chronic obstructive pulmonary disease [COPD] Chronic asthmatic bronchitis Excludes: acute bronchitis (466.0) chronic obstructive bronchitis (491.20-491.22)
493.8: Other forms of asthma
493.9: Asthma, unspecified [0-2] Asthma (bronchial) (allergic NOS) Bronchitis: allergic asthmatic

493 Asthma

Excludes:

wheezing NOS (786.07)

The following fifth-digit subclassification is for use with category 493.0-493.2, 493.9:

0 unspecified

1 with status asthmaticus

2 with (acute) exacerbation

[0-2]

Asthma:

allergic with stated cause

atopic

childhood

hay

platinum

Hay fever with asthma

Excludes:

asthma:

allergic NOS (493.9)

detergent (507.8)

miners' (500)

wood (495.8)

[0-2]

Late-onset asthma

[0-2]

Asthma with chronic obstructive pulmonary disease [COPD]

Chronic asthmatic bronchitis

Excludes:

acute bronchitis (466.0)

chronic obstructive bronchitis (491.20-491.22)

[0-2]

Asthma (bronchial) (allergic NOS)

Bronchitis:

allergic

asthmatic

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