AHA Coding Clinic® for ICD-9 - 1998 Fourth Quarter; VOLUMES 1 & 2 NEW/REVISED CODES

Respiratory System Symptoms

Prior to October 1, 1998, code 786.09, Symptoms involving respiratory system and other chest symptoms, other, included several very diverse respiratory symptoms. Some of these symptoms were very general, and others very severe. Specific codes have been created for several of the more significant symptoms previously included under 786.09. Apnea refers to absence or cessation of breathing. Some possible causes include airway obstruction, damage or disruption to the respiratory center of the brain (lateral medulla oblongata). Apnea is now classified to code 786.03, Apnea. Cheyne-Stokes respiration refers to breathing characterized by rhythmic waxing and waning of...

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