Читать книгу Handbook of Oral Pathology and Oral Medicine - S. R. Prabhu - Страница 84

 Local causes associated with delayed tooth eruption:Supernumerary teethMucosal barrier scar tissue due to trauma/surgery/gingival hyperplasiaTumours: odontogenic or non‐odontogenic tumoursAnkylosis of deciduous teethEnamel pearlsInjuries to primary teethRegional odontodysplasiaEctopic eruptionImpacted permanent teethEmbedded primary teethOral cleftsRadiation damage

  Systemic causes associated with delayed tooth eruption:Nutritional deficienciesVitamin D‐resistant ricketsHypoparathyroidismHypopituitarismLong‐term chemotherapyCerebral palsyPrematurity or low birth weightPhenytoin useGenetic disorders