Читать книгу Handbook of Oral Pathology and Oral Medicine - S. R. Prabhu - Страница 77

 Female predilection (female to male ratio 1.7 : 1)

 Both dentitions are involved

 Mostly one but rarely two quadrants are involved

 Age at diagnosis: 2–4 years for deciduous teeth and 7–11 years for permanent teeth

 Maxillary predominance (ratio of maxillary to mandibular width 1.6 : 1)

 Failure of tooth eruption is common

 Erupted teeth exhibit small brown crowns

 Pulp necrosis is common

 Early tooth exfoliation