Sclerosant is usually to denude the endothelial mobile from the vascular wall and precipitate its protoplasm then lead to fractures to the level of the internal elastic lamina. Platelet aggregation over the denuded area then embolizes the vessel in the periphery to the middle (forty three,44). Vascular malformations are abnormalities https://www.sgvascularctr.com/service/vascular-malformations/