taurodontism

例句：

1. 1. The patient's teeth were severely discolored due to the condition of tautodontism.
   由于齿状突畸形，患者的牙齿严重变色。
2. 2.The child had a rare genetic disorder that caused tautodontism.
   这个孩子患有一种罕见的遗传病，导致齿状突畸形。
3. 3. The diagnosis of tautodontism was made after a thorough examination of the patient's dental records.
   通过对患者牙科记录的彻底检查，诊断出齿状突畸形。