1. R09 Other symptoms and signs involving the circulatory and respiratory system

    1. R09.0 Asphyxia and hypoxemia

      1. R09.01 Asphyxia

      2. R09.02 Hypoxemia

    2. R09.1 Pleurisy

    3. R09.2 Respiratory arrest

      Inclusion term(s):

      • Cardiorespiratory failure
    4. R09.3 Abnormal sputum

      Inclusion term(s):

      • Abnormal amount of sputum
      • Abnormal color of sputum
      • Abnormal odor of sputum
      • Excessive sputum
    5. R09.8 Other specified symptoms and signs involving the circulatory and respiratory systems

      1. R09.81 Nasal congestion

      2. R09.82 Postnasal drip

      3. R09.89 Other specified symptoms and signs involving the circulatory and respiratory systems

        Inclusion term(s):

        • Abnormal chest percussion
        • Bruit (arterial)
        • Chest tympany
        • Choking sensation
        • Friction sounds in chest
        • Rales
        • Weak pulse
    6. R09.A Foreign body sensation of the circulatory and respiratory system

      1. R09.A0 Foreign body sensation, unspecified

      2. R09.A1 Foreign body sensation, nose

      3. R09.A2 Foreign body sensation, throat

        Inclusion term(s):

        • Foreign body sensation globus
      4. R09.A9 Foreign body sensation, other site

Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.