maxillary arteriovenous malformation https://www.malacards.org/card/maxillary_arteriovenous_malformation Orphanet:141171 Maxillary arteriovenous malformation is a rare vascular anomaly characterized by an abnormal connection of the arterial and venous vasculature, without capillary connections, in the maxillofacial area, usually presenting with chronic, intermittent, and potentially life-threatening, hemorrhage. Association with infection, pain, pressure, pulsation, swelling, facial asymmetry, headache, ocular pain, tinnitus, otalgia, epistaxis, toothache and/or teeth mobility and compressibility into their sockets is possible, although it may also be asymptomatic. MONDO:0015401 UMLS:C3839810 GARD:0019956 arteriovenous malformation of maxilla icd11.foundation:1755286955 MEDGEN:825655 SCTID:703335004 facial arteriovenous malformation