单词 | Agenesis,Enamel |
释义 | Agenesis,Enamel《英文msh词典》Agenesis,Enamel [入口词] Agenesis,Enamel [主题词] Dental Enamel Hypoplasia [英文释义] A form of AMELOGENESIS IMPERFECTA characterized by incomplete formation of the dental enamel and transmitted as an X-linked or autosomal dominant trait. It is also associated with vitamin A,C,or D deficiency,infectious disease,prematurity,birth injury,Rh incompatibility,trauma,or local infection. Small grooves,pits,and fissures are seen in mild cases,deep horizontal rows of pits in severe cases,or absence of enamel in extreme cases. (Dorland,27th ed) |
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