<?xml version='1.0' encoding='UTF-8'?><xml><records><record><source-app name="HighWire" version="7.x">Drupal-HighWire</source-app><ref-type name="Journal Article">17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Shuman, Jill</style></author></authors><secondary-authors><author><style face="normal" font="default" size="100%">Arciero, Robert</style></author></secondary-authors></contributors><titles><title><style face="normal" font="default" size="100%">Concomitant Humeral Head and Glenoid Defects Increase Glenohumeral Translation</style></title><secondary-title><style face="normal" font="default" size="100%">MD Conference Express</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2014</style></year><pub-dates><date><style  face="normal" font="default" size="100%">2014-10-01 00:00:00</style></date></pub-dates></dates><pages><style  face="normal" font="default" size="100%">12-13</style></pages><abstract><style  face="normal" font="default" size="100%">Bone defects on the glenoid or humeral side are a primary reason for failure following instability surgery [Burkhart SS, De Beer JF. Arthroscopy 2000; Bollier MJ, Arciero R. Sports Med Arthrosc 2010]. The critical level for bone loss at the glenoid or humeral head as a risk factor following instability surgery is historically considered to be 20% to 25% and 25%, respectively. However, much of these data are derived from cadavers with isolated lesions, whereas in clinical practice, concomitant defects of the glenoid and humeral head occur in 89% to 100% of patients with instability.</style></abstract><number><style face="normal" font="default" size="100%">23</style></number><volume><style face="normal" font="default" size="100%">14</style></volume></record></records></xml>