Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes I00-I99 – Diseases of the circulatory system (I00-I99) > 2024 ICD-10-CM Codes I70-I79 – Diseases of arteries, arterioles and capillaries (I70-I79) > 2024 ICD-10-CM Codes I71 – Aortic aneurysm and dissection (I71) > 2024 ICD-10-CM Codes I71.0 – Dissection of aorta (I71.0) > 2024 ICD-10-CM Codes I71.01 – Dissection of thoracic aorta (I71.01)