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Coronary artery aneurysm

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2024-01

Coronary dilatation which exceeds the diameter of normal adjacent segments or the diameter of the patient's largest coronary vessel by 1.5 times.

exclusions

• Congenital coronary arterial aneurysm  (LA8C)
• Mucocutaneous lymph node syndrome  (4A44.5)

sections/codes in this section (BA81-BA81)

• Coronary artery aneurysm with perforation  (BA81.0)
• Coronary artery aneurysm with rupture  (BA81.1)
• Coronary artery aneurysm without mention of perforation or rupture  (BA81.2)

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