arteriovenous malformation

Noun

 * 1)  A congenital disorder in which arteries are connected directly to veins rather than through capillaries that distribute oxygen and nutrients. These connections, often called a nidus, can be extremely fragile and prone to bleeding.

Synonyms

 * Also known by the abbreviation AVM.

Translations

 * Czech: arteriovenózní malformace
 * Portuguese: malformação arteriovenosa