Quest Diagnostics (DGX) came out with quarterly earnings of $2.15 per share, beating the Zacks Consensus Estimate of $2.14 per share. This compares to earnings of $1.98 per share a year ago. These figures are adjusted for non-recurring items.This quarterly report represents an earnings surprise of 0.47%. A quarter ago, it was expected that this medical laboratory operator would post earnings of $2.19 per share when it actually produced earnings of $2.22, delivering a surprise of 1.37%.Over the last four qua ...