MD11 Abnormalities of breathing

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2025-01

Abnormalities of breathing includes dyspnoea, stridor, wheezing, periodic breathing, hyperventilation, mouth breathing, hiccough, sneezing, and other abnormalities of breathing.

exclusions

• Respiratory distress of newborn  (KB23)
• Respiratory failure of newborn  (KB2D)
• Respiratory arrest  (MD33)
• Adult acute respiratory distress syndrome  (CB00)

sections/codes in this section (MD11-MD11)

• Apnoea  (MD11.0)
• Asphyxia  (MD11.1)
• Ataxic breathing  (MD11.2)
• Breath holding  (MD11.3)
• Sleep related Cheyne-Stokes respiration  (MD11.4)
• Dyspnoea  (MD11.5)
• Hiccough  (MD11.6)
• Hyperventilation  (MD11.7)
• Mouth breathing  (MD11.8)
• Nasal congestion  (MD11.9)
• Sneezing  (MD11.A)
• Stridor  (MD11.B)
• Wheezing  (MD11.C)
• Yawning  (MD11.D)
• Other specified abnormalities of breathing  (MD11.Y)
• Abnormalities of breathing, unspecified  (MD11.Z)

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