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Table 2 Details of 22 patients initially managed with observation

From: Outcome of lung metastases due to bone giant cell tumor initially managed with observation

Case Interval between surgery of primary tumor and discovery of lung metastasis (months) Number of lung nodules Size of maximum nodule (mm) Lung lesion Laterality Progression of lung lesions Time to progression from discovery of lung metastasis (months) Treatment for lung lesions Interval between lung metastasis and metastasectomy (months) Follow-up period from surgery for primary tumor (months) Follow-up period from discovery of lung metastasis (months) Status
1 44 NA NA Multiple Bilateral No   Observation   139 93 AWD
2 0 4 NA Solitary Unilateral No   Observation   34 33 AWD
3 0 NA NA Multiple Bilateral Yes 10 Metastasectomy 14 42 42 AWD
4 43 NA 5 Multiple Bilateral No   Observation   173 117 AWD
5 16 7 NA Multiple Bilateral Yes 4 Metastasectomy 4 92 75 NED
6 35 NA 10 Multiple Bilateral Yes 14 Observation   89 52 AWD
7 22 10 5 Multiple Bilateral No   Observation   42 20 AWD
8 0 4 5 Multiple Bilateral No   Observation   134 133 AWD
9 23 3 3 Multiple Bilateral Yes 11 Metastasectomy 9 52 29 AWD
10 24 5 5 Multiple Bilateral Yes 5 Metastasectomy 5 181 155 NED
11 11 6 5 Multiple Bilateral Yes 15 Metastasectomy 15 164 150 AWD
12 0 10 10 Multiple Bilateral Yes 5 Denosumab   118 116 AWD
13 64 3 NA Multiple Bilateral No   Observation   114 48 AWD
14 11 3 30 Multiple Unilateral Yes 6 Metastasectomy 62 141 128 NED
15 30 7 3 Multiple Bilateral Yes 66 Metastasectomy 69 118 86 NED
16 23 1 5 Multiple Bilateral No   Observation   76 51 AWD
17 46 4 5 Multiple Bilateral Yes 3 Observation   120 72 AWD
18 44 NA NA Multiple Bilateral No   Observation   73 28 AWD
19 10 3 3 Multiple Bilateral No   Observation   150 138 AWD
20 40 1 5 Solitary Unilateral No   Observation   89 48 AWD
21 0 2 12 Multiple Bilateral Yes 5 Metastasectomy 6 183 181 NED
22 0 NA 6 Multiple Bilateral Yes 36 Denosumab   87 91 AWD
  1. NA not available, NED no evidence of disease, AWD alive with disease