Case Report
Bilateral Ewing Sarcoma/Primitive Neuroectodermal Tumor of the Breast: A Very Rare Entity and Review of the Literature
Table 1
Summary of primitive neuroectodermal tumors of the breast reported in the literature.
| Reference | Age (years) | Presentation | Size (cm) | Disease | Treatment | Outcome |
| Tamura et al. [2] | 47 | Breast lump |
2.11.8 | Primary | Mastectomy | Not available |
| Maxwell et al. [3] | 35 | Breast lump |
1.8 | Primary | Lumpectomy + chemotherapy | Free of disease at 2.5 years |
| da Silva et al. [4] | 35 | Breast lump | 12 7.5 | Primary | Chemotherapy + radiotherapy | Local and pulmonary relapse; death at 2 years |
| Ko et al. [5] | 33 | Breast lump |
2.5 2 | Primary | Lumpectomy | Free of disease at 6 months |
|
Vindal and Kakar [6] | 26 | Breast lump | | Primary | Wide local excision + adjuvant chemotherapy | Free of disease at 36 months |
| Kwak et al. [7] | 49 | Mass in the axilla | | Metastatic | Chemotherapy | Not available |
|
Dhingra et al. [8] | 26 | Breast lump |
3.5 3 | Primary | Mastectomy + chemotherapy + radiotherapy | Free of disease at 12 months |
| Suebwong et al. [9] | 46 | Breast lump | 4 | Primary | Chemotherapy + radiotherapy | Local and pulmonary progression |
|
Majid et al. | 30 | Bilateral breast lump | 7 and 5 in the right and left, respectively | Metastatic | Chemotherapy | The patient’s medical condition deteriorated, and she died after 2 cycles of chemotherapy |
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