title: Iatrogenic root resorption of upper first permanent molars associated with orthodontic treatment. Report of a case.
abstract: A case of severe resorption of the roots of upper first molars, associated with second molar impaction, is reported. The possible causes of this condition, which occurred as a complication of rapid maxillary expansion and distal movement of the first molars, are discussed.
mesh_terms: D000293:Adolescent; D005260:Female; D006801:Humans; D008963:Molar; D010155:Palatal Expansion Technique / Q000009:adverse effects*; D012391:Root Resorption / Q000209:etiology*; D014087:Tooth Movement Techniques / Q000009:adverse effects*; D014095:Tooth, Impacted / Q000150:complications*