J45
Asthma

Includes

  • Allergic (predominantly) asthma
  • Allergic bronchitis NOS
  • Allergic rhinitis with asthma
  • Atopic asthma
  • Extrinsic allergic asthma
  • Hay fever with asthma
  • Idiosyncratic asthma
  • Intrinsic nonallergic asthma
  • Nonallergic asthma

Excludes1 (mutually exclusive)

  • Detergent asthma (J68.0)
  • Eosinophilic asthma (J82)
  • Miner's asthma (J60)
  • Wheezing NOS (R06.2)
  • Wood asthma (J67.8)

Excludes2 (not included here)

  • Asthma with chronic obstructive pulmonary disease (J44.-)
  • Chronic asthmatic (obstructive) bronchitis (J44.-)
  • Chronic obstructive asthma (J44.-)

Codes in this category

J45 Asthma J45.20 Mild intermittent asthma, uncomplicated J45.21 Mild intermittent asthma with (acute) exacerbation J45.22 Mild intermittent asthma with status asthmaticus J45.30 Mild persistent asthma, uncomplicated J45.31 Mild persistent asthma with (acute) exacerbation J45.40 Moderate persistent asthma, uncomplicated J45.50 Severe persistent asthma, uncomplicated J45.998 Other asthma