“锁骨颅骨发育不全(简称CCD)”系一少见的先天性疾病,有不同程度的锁骨发育不全,颅缝骨化闭合延迟或不能,颅横径过大,囱门闭合延迟或不闭合,有遗传性。现报告如下: 患者董××,女,26岁,未婚,工人。因欲镶牙而来诊。患者乳前牙于10余年前脱落,尔后数年内才有几个恒前牙先后萌出。乳后牙几乎皆因龋蚀拔除,恒后牙迟缓而无次序地陆续萌出。因咀嚼无力和有碍美观,患者曾多次到口腔科就诊,均按一般牙病处理。体查:患者营养发育一般,神清合作,自动体位,智力正常,说话有浓厚的鼻音,皮肤粘膜未见疹斑。 “Clavicle skull hypoplasia (referred to as CCD)” is a rare congenital disease, varying degrees of hypoplastic subclavian suture closure delayed or not, the transverse diameter of the skull, closed or delayed closed doors, there are Hereditary. Now report as follows: Patient Dong × ×, female, 26 years old, unmarried, workers. Due to denture and clinic. Patients with anterior teeth off more than 10 years ago, after a few years before there are several permanent teeth eruption. Milk almost all because of carious removal of corpuscles, constant posterior teeth slowly and orderly one after another eruption. Due to chewing weakness and hinder the appearance, the patient has repeatedly to the dentistry, according to the general dental treatment. Physical examination: patients with general nutritional development, Shen Qing cooperation, automatic position, mental normal, speak thick nasal, skin mucosa no rash.