Background
Methods
Data collection
Variables | Values |
---|---|
Gender [N (%)] | |
Male | 9 (90.0) |
Female | 1(10.0) |
Age (yr, mean ± SD) | 32.1 ± 16.1 |
Onset duration (month, mean ± SD) | 10.8 ± 14.1 |
Histological diagnosis [N (%)] | |
Osteosarcoma | 5 (50.0) |
Chondrosarcoma | 3 (30.0) |
Undifferentiated pleomorphic sarcoma | 1 (10.0) |
Malignant myoepithelioma | 1 (10.0) |
Staging [N(%)] | |
Localized | 8 (80.0) |
Metastatic | 2 (20.0) |
Pathological fracture [N(%)] | 3 (30.0) |
Greatest axial diameter of the tumor (mm, mean ± SD) | 65.2 ± 23.4 |
Operative duration (min, mean ± SD) | 151.5 ± 61.0 |
Intraoperative hemorrhage (ml, mean ± SD) | 410.0 ± 353.4 |
Postoperative length of hospitalization (d, mean ± SD) | 5.3 ± 1.9 |
Preservation of axillary nerve [N(%)] | 4 (40.0) |
Proportion of resection (%, mean ± SD) | 40.3 ± 9.8 |
Design of the arthrodesis prosthesis
Surgical procedures
Postoperative management and follow-up
Statistical analysis
Results
Operational details
Oncological survival
Variables | Values |
---|---|
Follow-up duration (month, mean ± SD) | 29.3 ± 6.4 |
Survival status [N(%)] | |
No evidence of disease | 6 (80.0) |
Alive with disease | 2 (20.0) |
Died of disease | 2 (20.0) |
Local recurrence | 2 (20.0) |
Time to recurrence (month, mean ± SD) | 20.3 ± 7.6 |
Distant metastasis | 4 (40.0) |
Time to metastasis (month, mean ± SD) | 17.0 ± 10.5 |
Complications [N(%)] | 2 (20.0) |
Soft tissue failure | 0 (0) |
Aseptic loosening | 0 (0) |
Structural failure | 2 (20.0)a |
Infection | 0 (0) |
Functional evaluation [N(%)] | 8 (80.0) |
MSTS-93 score (mean ± SD) | 24.9 ± 3.1 |
ASES score (mean ± SD) | 79.4 ± 8.3 |
Forward flexion (°, mean ± SD) | 71.3 ± 19.4 |
Abduction (°, mean ± SD) | 61.3 ± 16.4 |
Prosthetic survival
Variables | Axillary nerve preserved (N = 4) | Axillary nerve not preserved (N = 4) | p value |
---|---|---|---|
MSTS-93 score (mean ± SD) | 24.8 ± 3.3 | 25.0 ± 3.4 | 0.919 |
ASES score (mean ± SD) | 81.7 ± 11.3 | 77.1 ± 4.2 | 0.469 |
Forward flexion (°, mean ± SD) | 76.3 ± 21.3 | 66.3 ± 18.9 | 0.509 |
Abduction (°, mean ± SD) | 67.5 ± 19.4 | 55.0 ± 12.2 | 0.317 |
Functional outcomes
Discussion
Reflection of the design for the arthrodesis prosthesis
Authors [PMID] | Reconstruction (No. of cases) | Follow-up (months) | Complications | Functional status |
---|---|---|---|---|
Grosel et al. (2019) [6] [31405716] | rTSA (10) HA (37) | Mean 27.1 | HA (6 dislocation, 2 subluxation, 3 infection) | ASES score: 59 for rTSA, 63 for HA |
Trovarelli et al. (2019) [27] [31389894] | rTSA (22) | Minimum 24 | 5 dislocation, 1 loosening | MSTS score: 29 ASES score: 81 |
Maclean et al. (2017) [8] [28684229] | rTSA (8) | Mean 49 | 1 neuropathic pain | MSTS score: 60% |
Guven et al. (2016) [28] [26234664] | rTSA (10) | Mean 18.2 | 1 instability | MSTS score: 78.1% |
Bonnevialle et al. (2015) [29] [24927883] | rTSA (8) | Mean 42 | 3 instability, 1 brachial plexus palsy | MSTS score: 20.25 |
Kaa et al. (2013) [7] [24151278] | rTSA (10) | Mean 46 | 3 infection, 2 loosening, 1 dislocation | MSTS score: 77% |
Stavropoulos et al. (2016) [30] [27114934] | HA (19) | Mean 26.9 | 2 dislocation | MSTS score: 15.5 |
Tang et al. (2015) [3] [25604875] | HA (15) HA + mesh (14) | Mean 45 | 5 subluxation | MSTS score: 20 for HA, 24 for HA + mesh ASES score: 72 for HA, 85 for HA + mesh |
Raiss et al. (2010) [15] [19945819] | HA (39) | Mean 38 | 4 dislocation, 1 shaft fracture, 2 infection, 1 loosening | MSTS score: 19 |
Wittig et al. (2002) [31] [11953608] | HA (23) | Median 120 | 8 neurapraxia, 1 loosening, 2 necrosis | MSTS score: 24–27 |
Barbier et al. (2017) [28699149] [13] | CPH (7) | Mean 40 | 5 pseudarthrosis, 2 fracture, 1 infection, 1 osteolysis, 2 frame breakage,1 nonunion, 1 ossification | MSTS score: 23 |
Mimata et al. (2015) [25174936] [32] | AD with VFG (5) | Mean 74.6 | 2 fracture | MSTS score: 71.7% |
Bilgin (2012) [12] [22760395] | AD with VFG (9) | Mean 60 | 3 hardware prominence, 1 infection | MSTS score: 24 |
Hriscu et al. (2006) [33] [16894485] | AD with VFG (6) | Mean 60 | 2 fracture | MSTS score: 21.8 |
Fuchs et al. (2005) [34] [15995442] | AD (21) | Mean 132 | 2 wound dehiscence 1 bony prominence 2 infection 3 fracture 3 removal of screws 1 artery thrombosis 1 compartment syndrome 1 volkmann contracture | MSTS score: 23 |
Viehweger et al. (2005) [17] [16327688] | AD with VFG (6) | Mean 28 | 1 nonunion | MSTS score: 26.5 |
Amin et al. (2002) [11] [11953606] | AD with pedicled scapular crest graft (14) | Mean 37.3 | 2 neurapraxia, 3 failed fixation, 2 nonunion | MSTS score: 22.1 |
Current study | Arthrodesis prosthesis | Mean 29.3 | 2 taper detachment | MSTS score: 24.9 ASES score: 79.4 |