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2009 ICD-9-CM
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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) |
| |
| 493.9 Asthma, unspecified
[0-2]
Asthma (bronchial) (allergic NOS)
Bronchitis:
allergic
asthmatic |