Table 1.
Demographics and lesion characteristics for each group of patients.
| Demographics | Conservatively Managed | Conservative Group to Surgery | Surgically Managed |
|---|---|---|---|
| Number of Patients (Total = 86) | 57 | 7 | 22 |
| Age (years ± SD) | 52.8 ± 10.4 | 36.4 ± 11.6 | 39.2 ± 15.4 |
| Sex (M/F) | 17 M, 40 F | 1 M, 6 F | 5 M, 17 F |
| Mean Length of Follow-up (months ± SD) |
55.3± 45.3 | 54.3 ± 32.2 (post-surgery) |
57.3 ± 47.8 (post-surgery) |
| Mean Length of Conservative Treatment (months ± SD) | N/A | 20.3 ± 18.9 | N/A |
| Imaging Findings | Conservatively Managed | Conservative Group to Surgery | Surgically Managed |
|---|---|---|---|
| Size at Initial Presentation (mm ± SD) | 46.8 ± 30.0 | 34.8 ± 25.6 | 53.4 ± 34.8 |
| Size on Follow Up (mm ± SD) | 48.3 ± 31.1 | N/A | N/A |
| Number of Lesions > than 7 cm | 16% | 14% | 23% |
| Location of Lesion | 28 M/D, 25 M, 3 D, 1 M/E | 1 M/D, 4 M, 1 D, 1 M/E | 10 M/D, 6 M, 3 D, 3 M/E |
| Mineralization | 82% | 43% | 73% |
| Endosteal Scalloping | 14% | 14% | 50% |
| Surrounding Bone Edema | 9% | 0% | 23% |
| Surrounding Soft Tissue Edema | 2% | 0% | 9% |
| Soft Tissue Mass | 0% | 0% | 0% |
| Clinical Symptoms | Conservatively Managed | Conservative Group to Surgery | Surgically Managed |
|---|---|---|---|
| Shoulder Pain | 79% | 100% | 91% |
| Pain Attributed to Tumor | 0% | 57% | 68% |
| Night Pain | 28% | 43% | 14% |
| Activity-Related pain | 68% | 100% | 82% |
| Additional Shoulder Injury | 79% | 71% | 36% |
| Concurrent Rotator Cuff Injury | 63% | 57% | 27% |
| Biopsy Performed | 4% | 86% | 91% |
| Incidentally Found | 96% | 71% | 50% |
M/D, metaphyseal/diaphyseal; M, metaphyseal; D, diaphyseal; M/E, metaphyseal/epiphyseal.
N/A, Not applicable.