AHA Coding Clinic® for ICD-9 - 2012 Issue 3; Ask the Editor

Small Vessel Disease of the Heart

A 77-year-old female was seen for cardiac clearance prior to surgery. A previous cardiac catheter showed 50% stenosis of the left anterior descending coronary artery, 20% stenosis of the right coronary artery and small vessel disease of the branch of the first obtuse marginal branch. Medical management was advised. In his final diagnostic statement, the provider listed “Nonobstructive coronary artery disease and small vessel disease of the heart.” What is the code assignment for small vessel disease? ...

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