STAND-UP/CHAIR PUSH-UP TEST FOR POSTEROLATERAL ROTATORY INSTABILITY (PLRI) OF THE ELBOW Regan et al. in the year 2006 did a diagnostic study on the Stand-up test, which is also called chair push-up test and found a sensitivity of 88% with an unknown specificity. For this reason we give this test a questionable clinical value in practice. The Stand-up test makes use of the patient’s body weight to create an axial load, valgus torque at the elbow resulting in posterolateral subluxation of the elbo

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