Table 4 Age distribution of sacral benign tumors and tumor-like lesions
From: Epidemiological characteristics of 1385 primary sacral tumors in one institution in China
Histology | 0–10 | 11–20 | 21–30 | 31–40 | 41–50 | 51–60 | 61–70 | 71–80 | 81–90 | Total |
|---|---|---|---|---|---|---|---|---|---|---|
Primary benign tumor | 11(1.6%) | 58(8.7%) | 131(19.6%) | 141(21.1%) | 141(21.1%) | 108(16.1%) | 60(9.0%) | 16(2.4%) | 3(0.4%) | 669 |
Giant cell tumor | 0(0) | 24(11.7%) | 61(29.8%) | 62(30.2%) | 40(19.5%) | 12(5.9%) | 6(2.9%) | 0(0) | 0(0) | 205 |
Neurofibroma | 1(0.6%) | 6(3.9%) | 18(11.6%) | 24(15.5%) | 39(25.2%) | 41(26.5%) | 20(12.9%) | 5(3.2%) | 1(0.6%) | 155 |
Schwannoma | 0(0) | 2(1.7%) | 16(13.4%) | 24(20.2%) | 33(27.7%) | 24(20.2%) | 16(13.4%) | 4(3.4%) | 0(0) | 119 |
Tuberculosis | 1(4.2%) | 2(8.3%) | 4(16.7%) | 5(20.8%) | 4(16.7%) | 4(16.7%) | 1(4.2%) | 3(12.5%) | 0(0) | 24 |
Teratoma | 1(4.3%) | 3(13.0%) | 8(34.8%) | 6(26.1%) | 3(13.0%) | 1(4.3%) | 1(4.3%) | 0(0) | 0(0) | 23 |
Sacral canal cysts | 0(0) | 1(4.5%) | 3(13.6%) | 4(18.2%) | 3(13.6%) | 4(18.2%) | 6(27.3%) | 0(0) | 1(4.5%) | 22 |
Epidermoid cyst | 0(0) | 2(9.5%) | 3(14.3%) | 2(9.5%) | 5(23.8%) | 4(19.0%) | 2(9.5%) | 3(14.3%) | 0(0) | 21 |
Hemangioma | 1(7.1%) | 2(14.3%) | 1(7.1%) | 2(14.3%) | 1(7.1%) | 4(28.6%) | 1(7.1%) | 1(7.1%) | 1(7.1%) | 14 |
Meningeal cysts | 0(0) | 1(7.7%) | 1(7.7%) | 1(7.7%) | 1(7.7%) | 6(46.2%) | 3(23.1%) | 0(0) | 0(0) | 13 |
Primary aneurysmal bone cyst | 2(16.7%) | 8(66.7%) | 1(8.3%) | 0(0) | 1(8.3%) | 0(0) | 0(0) | 0(0) | 0(0) | 12 |
Fibrous dysplasia | 0(0) | 1(11.1%) | 2(22.2%) | 3(33.3%) | 2(22.2%) | 1(11.1%) | 0(0) | 0(0) | 0(0) | 9 |
Osteoblastoma | 3(33.3%) | 3(33.3%) | 1(11.1%) | 0(0) | 1(11.1%) | 1(11.1%) | 0(0) | 0(0) | 0(0) | 9 |
Eosinophilic granuloma | 1(14.3%) | 1(14.3%) | 1(14.3%) | 2(28.6%) | 0(0) | 2(28.6%) | 0(0) | 0(0) | 0(0) | 7 |
Simple bone cyst | 0(0) | 0(0) | 1(20.0%) | 1(20.0%) | 1(20.0%) | 2(40.0%) | 0(0) | 0(0) | 0(0) | 5 |
Spinal meningioma | 0(0) | 0(0) | 1(20.0%) | 2(40.0%) | 2(40.0%) | 0(0) | 0(0) | 0(0) | 0(0) | 5 |
Gut-tail cyst | 0(0) | 0(0) | 3(75.0%) | 0(0) | 1(25.0%) | 0(0) | 0(0) | 0(0) | 0(0) | 4 |
Benign fibrous histiocytoma | 0(0) | 0(0) | 1(25.0%) | 1(25.0%) | 1(25.0%) | 0(0) | 1(25.0%) | 0(0) | 0(0) | 4 |
Fibromatosis | 0(0) | 0(0) | 0(0) | 0(0) | 2(66.7%) | 1(33.3%) | 0(0) | 0(0) | 0(0) | 3 |
Diffuse giant cell tumor of tendon sheath | 0(0) | 1(33.3%) | 1(33.3%) | 1(33.3%) | 0(0) | 0(0) | 0(0) | 0(0) | 0(0) | 3 |
Chondroblastoma | 1(33.3%) | 0(0) | 2(66.7%) | 0(0) | 0(0) | 0(0) | 0(0) | 0(0) | 0(0) | 3 |
Lipoma | 0(0) | 0(0) | 0(0) | 0(0) | 0(0) | 1(50.0%) | 1(50.0%) | 0(0) | 0(0) | 2 |
Phosphouria stromal tumor | 0(0) | 0(0) | 1(50.0%) | 0(0) | 0(0) | 0(0) | 1(50.0%) | 0(0) | 0(0) | 2 |
Osteoidosteoma | 0(0) | 1(50.0%) | 1(50.0%) | 0(0) | 0(0) | 0(0) | 0(0) | 0(0) | 0(0) | 2 |
Leiomyoma | 0(0) | 0(0) | 0(0) | 0(0) | 1(100.0%) | 0(0) | 0(0) | 0(0) | 0(0) | 1 |
Paget disease | 0(0) | 0(0) | 0(0) | 0(0) | 0(0) | 0(0) | 1(100.0%) | 0(0) | 0(0) | 1 |
Osteochondroma | 0(0) | 0(0) | 0(0) | 1(100.0%) | 0(0) | 0(0) | 0(0) | 0(0) | 0(0) | 1 |