Hypoplasia of the Glenoid Neck of the Scapula: Imaging Findings and Report of 16 Patients Conclusion: Glenoid hypoplasia is a developmental skeletal anomaly comprising a spectrum of associated osseous and cartilaginous changes of the articular cartilage and glenoid labrum. Cross-sectional imaging studies, with or without arthrography, may help further characterize associated derangements of the shoulder, some of which are indicative of shoulder instability [more...]