TABLE 1.
Characteristics of 40 young patients.
| N = 40 | |||
|---|---|---|---|
| Age at diagnostic | Mean±SD | 31.15 ± 3.6 | |
| Age at first menarche | 14 ± 1.56 | ||
| Parity | 2.13 + 1.42 | ||
| Number (n) | % | ||
| Laterality | Left | 18 | 45.0% |
| Right | 21 | 52.5% | |
| Bilateral | 1 | 2.5% | |
| Histology | IDC | 33 | 82.5% |
| ILC | 2 | 5.0% | |
| IDC&ILC | 1 | 2.5% | |
| Sarcoma | 2 | 5.0% | |
| Metaplastic | 1 | 2.5% | |
| Phyllodes | 1 | 2.5% | |
| Stage | I | 1 | 2.5% |
| II | 15 | 37.5% | |
| III | 21 | 52.5% | |
| IV | 1 | 2.5% | |
| Lymph nodes involvement | Yes | 24 | 64.86% |
| No | 13 | 35.14% | |
| Missing | 3 | ||
| ER status | ER‐ | 23 | 58.97% |
| ER+ | 16 | 41.03% | |
| Missing | 1 | ||
| PR status | PR‐ | 13 | 92.86% |
| PR+ | 1 | 7.14% | |
| Missing | 26 | ||
| Her2 status | Her2‐ | 22 | 61.1% |
| Her2+ | 14 | 38.9% | |
| Missing | 4 | ||
| Triple negative subtype (TN) | 7 | 17.5% | |
| FDR /SDR with HBOC | 7 | 27% | |
| FDR /SDR with another type of cancer | 3 | 12% | |
| FDR /SDR with both HBOC and another type cancer | 2 | 8% | |
| No familial history of cancer | 14 | 54% | |
Abbreviations: DCIS, Ductal carcinoma in situ; ER, Estrogen receptor; FDR, First degree relative; HBOC, History of breast and ovarian cancer; Her2, human growth factor 2; IDC, invasive ductal carcinoma; ILC, Invasive lobular carcinoma; Med, median; P, Percentile; SDR, second degree relative.