The clinical feature, treatment and prognosis of 6 patients with SSB
| Case | Age, years | Tumor (cm) | Site | Symptoms and signs | TNM staging | Previous local excision | Mode of surgery | Pathological results | Chemotherapy | Relapse & metastasis | Follow-up (mon) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 20 | 8 × 8 | Central area of right breast | Rapid growth of the tumor, with dark purple on surface of the skin and without pain; the tumor at palpation was lobulated, with a hard texture or inhomoge-nous hardness, and blurred boundary from the normal tissue, the lesions adhering to the skin and chest | T4N0M0 Stage IIIB | Relapse after 2 local resections of the tumor | Radical resection | Mucinous degeneration of stromal sarcoma, ln: 0/8 | None | Metastases in bilateral lungs 7 months after surgery | 8 |
| 2 | 35 | 3 × 2 | UIQ of right breast | Rapid growth of the tumor, without pain; a 5-cm radial incision at UIQ | T2N0M0 Stage IIA | Relapse after 2 local resections of the tumor; an intra-muscular capillary tumor | Radical resection | Stromal s arcoma, ln: 0/62 | (IFO + EPI) × 6 | None | 12 |
| 3 | 35 | Failure of achieving the staging criteri-on | MUOQ of right breast | A 5-cm transverse incision at MUOQ of right breast | TxN0M0 | Relapse after 2 local resections of the tumor; a fibrosar-coma of the breast | Excision of total breast | Stromal sarcoma | None | None | 204 |
| 4 | 41 | 15 × 13 | UOQ of left breast | Rapid growth of the tumor, with discontinu-ous dull pain and blurred boundary, fixation, scytitis of whole breast, a 5×6-cm ulcer at upper left quadrant, a stellate ganglion | T4N0M0 Stage IIIB | None | Excision of total breast | Stromal sarcoma | (CTX + DTIC + ADM + VCR) × 6 | None | 41 |
| 5 | 46 | 3.5 × 3 | UOQ of left breast | No pain and nipple discharge were found 2 months after discovery of the tumor; The surface of tumor was smooth at palpation, with a hard texture and a better mobility, and a 0.5×0.6-cm axillary nodes | T2N1M0 Stage IIB | None | Excision of total breast + lower armpit | Stromal sarcoma with focal ossification, ln: 0/22 | CAF × 6 | None | 60 |
| 6 | 55 | 6 × 6 | UOQ of right breast | No pain andnipple discharge were found; The lump had a hard texture, a blurred boundary and a poor mobility | T3N0M0 Stage IIB | Relapse 4 months after excision of the tumor | Excision of total breast + lower armpit | Stromal sarcoma of low malignancy, ln: 0/10 | None | None | 32 |