Dental Caries Profile and Associated Risk Factors Among Adolescent School Children in an Urban South-Indian City.

Purpose: To study the dental caries experience among adolescent school children in Chennai city using the ICDAS-II scoring system. The secondary objective was to identify associated risk factors to different thresholds of dental caries defined by ICDAS.

Material And Methods: Two hundred and thirty-seven children (13-17 years) from five schools across Chennai city were included using simple random sampling.

Influence of three Ni-Ti cleaning and shaping files on postinstrumentation endodontic pain: A triple-blinded, randomized, controlled trial.

Aim: This randomized, controlled trial evaluated the incidence of postinstrumentation pain on using two different rotary Ni-Ti and one reciprocating Ni-Ti cleaning and shaping systems.

Materials And Methods: Asfter sample size estimation, a total of 152 patients were randomized to three groups (Group WO [WaveOne], Group PU [ProTaper Universal], and Group Mt [Mtwo]). Selection of patients was based on root curvature, periapical lesion, vitality, gender, and diagnosis of the patient.