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English definition of “AVM”

AVM

noun [C or U] uk   /ˌeɪ.viːˈem/ us    /ˈeɪˌviːˈem/ (also arteriovenous malformation) specialized
a condition present from birth in which there is a problem with the connection between the arteries and veins in the brain, causing blood from the arteries to flow directly into the veins without passing through the capillaries (= very thin tubes)
(Definition of AVM from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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