Decision regarding option to treat tooth mobility should be based on etiology & severity of tooth mobility detected. The most widely used method of mobility assessment is to tap the tooth between two extreme positions. The study was designed to evaluate the association of Periotest values with the amount of bone, clinical attachment loss & various clinical indices. The aim of the present study was to evaluate association between bone loss & Periotest values. Also we evaluated effects of attachment loss & tooth position on Periotest values. Patients were divided into two groups healthy & those...