frontonasal arteriovenous malformation https://www.malacards.org/card/frontonasal_arteriovenous_malformation MONDO:0015400 GARD:0019955 MEDGEN:824839 icd11.foundation:1779519580 UMLS:C3838993 Orphanet:141168 Frontonasal arteriovenous malformation is a rare vascular anomaly characterized by abnormal communication between arteries and veins, bypassing the capillary bed, located in the frontonasal area. It may present with intermittent nasal bleeding, blurred vision, pustule formation and/or disfigurement. Overlying skin may be of normal appearance or may manifest a red, pulsatile mass with local rise of temperature. Other features may include pain, ulceration, excessive growth and/or congestive heart failure. facial arteriovenous malformation