Hay
  • asthma (see also Asthma) 493.0
    • fever (allergic) (with rhinitis) 477.9
      • with asthma (bronchial) (see also Asthma) 493.0
        • allergic, due to grass, pollen, ragweed, or tree 477.0
          • conjunctivitis 372.05
            • due to