Described as two or more vascular malformations found in one lesion. Abnormalities within the origin/course/amount of major blood vessels that have anatomical names Syndromes through which vascular malformations are complex by symptoms aside from vascular anomalies Vascular anomalies comprise a large spectrum of lesions starting from simple birthmarks to massive, https://www.sgvascularctr.com/service/vascular-malformations/