Severe Anemia as a Rare Complication of Traumatic Scalp Arteriovenous Fistula: A Case Report

04 May 2026 : Case report Poland

Unusual clinical course

Szymon R. Mielczarek

^{BEF 1*}, Jacek Kleszczyński

^{ABCDG 2}, Katarzyna Sznajder

^{BCD 3}, Janusz Springer

^{CDE 4}

DOI: 10.12659/AJCR.951547

Am J Case Rep 2026; 27:e951547

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Table 1 Classification of traumatic arteriovenous fistulas by feeding arteries [20].

Category	Characteristics
Type A	Single feeding artery supplying a single fistula
Type B	Multiple feeding arteries supplying a single fistula
Type C	Multiple feeding arteries form a plexus with numerous fistulas and a single draining vein

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