Dissection of unspecified site of aorta icd 10 July 8, 2019 16 32 64 128 Dissection of aorta unspecified portion of aorta icd 10 Icd 10 code for dissection of unspecified site of aorta Dissection of thoracic aorta icd 10 Dissection of aorta echo Dissection of aorta icd 10 Aortic dissection ct