杨某,男,3岁。出生时即发现左上唇及腭部裂开并指趾畸形。患儿足月妊娠,顺产,其母孕期未患病,无服药史,父母非近亲结婚,无家族发病史。术前体检系统检查无异常,生长发育良好,左上唇裂开,最宽处1.2cm,裂隙至鼻腔内,左侧鼻翼塌陷,扁平畸形, Yang, male, 3 years old. Found at birth was left upper lip and palate cleft and deformity. Children with full-term pregnancy, spontaneous delivery, their mothers did not get sick during pregnancy, no medication history, parents of non-relatives married, no history of family history. Preoperative physical examination without abnormalities, good growth and development, left upper lip dehiscence, the widest point 1.2cm, fissure to the nasal cavity, the left nose collapse, flat deformity,