mesial caries

me·si·al car·ies

caries on the tooth surface that is directed toward the median plane of the dental arch.
Farlex Partner Medical Dictionary © Farlex 2012

me·si·al ca·ries

(mēzē-ăl karēz)
Caries on tooth surface directed toward median plane of dental arch.
Medical Dictionary for the Dental Professions © Farlex 2012