Six-year-old Silar was diagnosed with a dentigerous cyst—a fluid-filled sac surrounding an unerupted tooth—a condition rarely observed in humans or the larger primate family. Two doctors who ...

Silar was diagnosed with a dentigerous cyst, a rare condition that occurs when a fluid-filled sac forms around an unerupted tooth. If left untreated, the cyst could have weakened his jawbone ...