Table 1 The Clinical and Imaging manifestations of LGMS
From: Low-grade Myofibroblastic sarcoma: clinical and imaging findings
No | location | Medical history | size(cm) | X-Ray/CT | CT value (Pre- contrast) | CT value (Post- contrast) | T1WI | T2WI | Internal mass enhancementa | Follow-up |
|---|---|---|---|---|---|---|---|---|---|---|
1 | Right scapula | 6 months | 13.0 × 13.5 | Irregular mass with a large of calcium and ossification | 22–31 | 31–39 | / | / | / | pulmonary meta-stasis befor operation |
2 | Left distal femur | 8 months | – | osteolytic da-mage with cortex destruction | / | / | / | / | / | pulmonary meta-stasis after 8 months of operation |
3 | Right shoulder | 1 year | 8.9 × 6.8 | / | / | / | Iso signal | High signal | Homogenous | Recurrence after 4 years of operation |
4 | Laryngo -pharynx | 3 months | 3.9 × 4.4 | filling defect | / | / | / | / | / | / |
5 | Left armpit | 17 months | 4.3 × 4.0 | Irregular mass | 61 | 77 | Iso signal | Heterogene-ous high signal with dark internal septation | Homogenous | / |
6 | Left breast | 1 year | 6.2 × 3.5 | High density irregular mass | / | / | / | / | / | bone metastasis after 11 months of operation |
7 | Right distal femur | 4 months | – | osteolytic da-mage with cortex destruction | / | / | Iso signal | Heterogene-ous high signal | Rim enhancement | pulmonary meta-stasis after 56 months of operation |
8 | Left thigh | 6 months | 6.6 × 4.4 | Irregular mass with a large of calcium and ossification | 44 | 92 | / | / | / | / |
9 | Right partesiliaca | 2 years | – | ossificationabove the ri-ght greater trochanter of femur | / | / | / | / | / | / |
10 | Left distal femur | 2 years | – | osteolytic dam-age with cortex destruction | / | / | / | / | / | Reccurence and bone metastasis after 17 months of operation |
11 | Right remi inferior ossis pubis | 10 years | – | expansive da-mage with cortex destruction | / | / | / | / | / | / |
12 | left lobe of liver | 4 days | 11.2 × 8.1 | Low density lobulated mass | 28 | 39 | / | / | / | / |
13 | Partes oralis | 6 months | – | / | / | / | Slight high signal | Heterogene-ous high signal | Rim enhancement | / |
14 | Right thigh | Recur 8 times in 8 years | 5.6 × 7.4 | / | / | / | Slight low signal | High signal with dark internal septation | Heterogeneous | IMT translate into LGMS after reccurence for 3 times |