What Are Vascular Anomalies

Common misconceptions

• All vascular birthmarks are not “hemangiomas”!
• All vascular malformations are not “AVMs”!
• 50% of patients referred to the UCSF Vascular Anomalies Clinic carry an incorrect diagnosis            

AVM (arterial malformation) an abnormal connection between arteries and veins

Vascular birthmark: Classification

• Vascular Tumor
  • Infantile Hemangioma-most common lesion
  • Tumors producing KMP
    • KHE-Kaposiform Hemangioendothelioma
    • Tufted Angioma
  • Congenital Hemangioma
    • RICH
    • NICH
• Vascular Malformation
  • Arterial (AVM)
  • Venous-low flow
  • Lymphatic-low flow
  • Capillary-low flow