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To explore the DSA classification and treatment strategy of tongue venous malformation. From February 2016 to February 2019, the DSA manifestations of 132 cases with venous malformations of the tongue were summarized. They were classified into 4 types according to imaging characteristics typeⅠ(non-drainage type), typeⅡ(lower- drainage type), type Ⅲ (higher-drainage type), type Ⅳ(extensive type). Different therapeutic schemes were selected according to the types. The non- drainage type was treated with pingyangmycin alone, the lower-drainage type was