婴儿先天性声门下血管瘤的症状是喘鸣和呼吸窘迫,诊断依靠直接喉镜和喉部X线相。当婴儿患有皮肤或粘膜血管瘤而又伴有喘鸣时,应高度怀疑此病,因两者同时存在的机会约为50%。声门下血管瘤的常规疗法有放疗、镭或放射性金粒植入法、镭疗、硬化剂注入、手术切除及CO_2激光疗法等,所有这些疗法都有弊病,多数患者需作气管切开术,且放射线、镭射线和同位 Symptoms of infantile congenital subglottic hemangiomas are wheezing and respiratory distress, diagnosis depends on direct laryngoscopy and laryngeal X-ray. When a baby has skin or mucosal hemangiomas with wheezing, he or she should be highly suspicious because the chance of the two co-existing is about 50%. Conventional therapies for subglottic hemangiomas include radiotherapy, radium or radioactive gold particle implantation, radium therapy, sclerotherapy, surgical resection and CO 2 laser therapy, all of which have their own drawbacks. Most require tracheotomy, And radiation, laser and the same place