Quest Diagnostics (DGX) came out with quarterly earnings of $2.21 per share, beating the Zacks Consensus Estimate of$2.15 per share. This compares to earnings of $2.04 per share a year ago. These figures are adjusted for non-recurring items.This quarterly report represents an earnings surprise of 2.79$2.19 per share when it actually produced earnings of $2.23, delivering a surprise of 1.83%.Over the last four qua ...