I71.1Non-billable (header)
Thoracic aortic aneurysm, ruptured
Code Hierarchy
┌9Diseases of the circulatory system (I00-I99)├I70-I79Diseases of arteries, arterioles and capillaries (I70-I79)├I71Aortic aneurysm and dissection
└I71.1Thoracic aortic aneurysm, ruptured
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