Cardiovascular System (I00-I99).
- Acrocyanosis – blue-red discoloration of the fingers/toes.
- Embolism – sudden vascular occlusion
- Peripheral arterial occlusive disease (pAVK) – progressive narrowing or occlusion of the arteries supplying the arms / (more often) legs, usually due to atherosclerosis (arteriosclerosis, arteriosclerosis).