Table 3 Patient characteristics of those with malignant histology versus those without.
From: The role of major duct excision and microdochectomy in the detection of breast carcinoma
Patients with Malignant Lesions [n = 9] | Patients with non-malignant lesions [n = 202] | P-value | |
|---|---|---|---|
Median age (range) | 54 (45–75) | 49 (22–78) | 0.32 |
Family history | 3 (33%) | 33/199† (17%) | 0.19 |
Hormone replacement therapy/oral contraceptive use | 1 (11%) | 55/188† (29%) | 0.45 |
Premenopausal | 4 (44%) | 104 (51%)† | 0.7 |
Associated lump | 2 (22%) | 17 (8%) | 0.19 |
Discharge colour | |||
Serous | 0 (0%) | 33 (16%) | 0.36 |
Bloody | 9 (100%) | 141 (70%) | 0.06 |
Serosanguinous | 0 (0%) | 2 (1%) | 1 |
Other | 0 (0%) | 26 (13%) | 0.6 |
Brown | 0 (0%) | 5 (2%) | 1 |
Milky/pus | 0 (0%) | 8 (4%) | 1 |
Green | 0 (0%) | 13 (6%) | 1 |
Unilateral | 9 (100%) | 191 (95%) | 1 |
Bilateral | 0 (0%) | 11 (5%) | 1 |
Uniductal | 8 (89%) | 150 (78%)† | 0.45 |
Multiductal | 1 (11%) | 42 (22%) | 0.45 |
Unspecified | 10 | ||
Spontaneous | 7 (78%) | 152 (79%) | 1 |
Expressed | 2 (22%) | 41 (21%) | 1 |
Unspecified | 9 | ||
Radiology | |||
Mammography | n = 9 | n = 172 | |
Normal/benign findings (BIRADS 1 or 2) | 9 (100%) | 164 (95%) | 1 |
Abnormal findings (BIRADS 3–5) | 0 (0%) | 8 (5%) | 1 |
Ultrasound | n = 2 | n = 31 | |
Normal findings (BIRADS 1–2) | 1 (50%) | 26 (84%) | 0.3 |
Abnormal findings (BIRADS 3–5) | 1 (50%)* | 5 (16%) | 0.3 |