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Table 3 Patient and tumor characteristics

From: Optimization of breast cancer excision by intraoperative ultrasound and marking needle - technique description and feasibility

 

Number of patients

%

Tumor localisation

Upper outer quadrant

14 (1 non-palpable)

43.75

Upper inner quadrant

6

18.75

Lower outer quadrant

8 (2 non-palpable)

25.0

Lower inner quadrant

4

12.5

Tumor type

Invasive ductal carcinoma

28 (3 non-palpable)

87.5

Invasive lobular carcinoma

4

12.5

Axillary surgery

Sentinel lymph node biopsy

25 (3 non-palpable)

78.0

Axillary lymph node dissection

7

22.0

  1. Mean tumor volume (three diameters multiplied) in cm3 (range): 4.4 (0.28 to 15.12); (volume of non-palpable tumors: 0.28, 0.336, and 0.448 cm3).