Clinical Study
Digital Breast Tomosynthesis Changes Management in Patients Seen at a Tertiary Care Breast Center
Table 1
(a) Patient demographics. (b) Patient demographics by exam type.
(a) |
| Number of patients | |
| Age | | (i) Mean | 53.1 | (ii) Range | 25–87 | Breast density | | (i) Fatty | 84/996 (8.4%) | (ii) Scattered | 387/996 (38.9%) | (iii) Heterogeneously dense | 454/996 (45.6%) | (iiii) Extremely dense | 71/996 (7.1%) | Risk factors | | Personal history of breast cancer | 207/996 (20.8%) | (i) Unilateral breast cancer | 198/207 (95.7%) | (ii) Bilateral breast cancer | 9/207 (4.3%) | (iii) Breast conserving therapy | 142/207 (68.6%) | (iiii)Mastectomy* | 68/207 (32.9%) | *3/6 bilateral breast | | cancer patients had both | | BCT and mastectomy | | BRCA positivity | 11/996 (1.1%) | ADH | 11/996 (1.1%) | LCIS | 9/996 (0.9%) | Nonspecified benign biopsy | 368/996 (36.9%) | Family history of breast cancer | 324/996 (32.5%) | (i) First degree | 183/324 (56.5%) | (ii) Second degree | 191/324 (59.0%) | (iii) Both | 49/324 (15.1%) | (iiii) Not reported | 4/996 (1.2%) |
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3/9 bilateral breast cancer patients had a unilateral mastectomy and contralateral breast conserving therapy.
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(b) |
| Number of patients | |
| Screening exam | = 711 (71.4%) | (i) Unremarkable breast history | 330/711 (46.4%) | (ii) Personal h/o breast cancer | 188/711 (26.4%) | (iii) High risk | 185/711 (26.1%) | (iiii) Distant h/o breast intervention | 8/711 (1.1%) | Diagnostic exam | = 285 (28.6%) | (i) Symptoms | 167/285 (58.6%) | (ii) Recalled for additional imaging | 97/285 (34.0%) | (iii) Short term followup | 21/285 (7.4%) |
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