congenital arteriovenous fistula
Findings
No curated finding names congenital arteriovenous fistula yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
A congenital vascular disorder characterized byan abnormal connection between an artery and a vein, appearing as varicose veins with port wine discoloration, leading to a bypass of the capillary bed. Signs and symptoms include palpable continuous thrill in the dilated vessels, continuous machinery murmur with systolic accentuation, collapsing arterial pulse, Nicoladoni Branham sign, as well as local gigantism and hot ulcers due to hypoxia, among others.
Definition from the Mondo Disease Ontology (MONDO:0020296), read 2026-09-29. CC BY 4.0.
Where it sits
Other names
1 name
Resolves to: congenital arteriovenous fistula
- Also called
- congenital arteriovenous shunt