KT syndrome is a congenital vascular disease with three features: first, it is an abnormal nevus-like capillary dilatation malformation, second, abnormal varicose veins, and third, it can be accompanied by abnormal proliferation of soft tissue or bone tissue.KT syndrome is a congenital vascular disease, so there is still no good treatment for it, and the most important treatment is to alleviate the symptoms, for example, if there is bleeding from varicose veins, you can stop the bleeding with local pressure and perform Surgical treatment. If congenital arteriovenous fistula has been formed, embolization can be performed, but the specific treatment time should be decided according to the symptoms affecting the limb and the specific situation arising, because there is no good efficacy, so unless the symptoms affecting the limb are more serious, only consider surgical treatment.