tuberositas metacarpalis

例句：

1. 1. The surgeon carefully removed the tuberositas metacarpalis to prevent infection.
   外科医生小心翼翼地切除了掌骨突起物以防止感染。
2. 2. The patient's condition worsened after the tuberositas metacarpalis was removed.
   患者移除掌骨突起物后病情恶化。
3. 3. The doctor explained that the tuberositas metacarpalis was a sign of an underlying bone disease.
   医生解释说掌骨突起物是某种潜在骨病的迹象。