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Table 1 Pathology, number of specimens, and number of positions tested with high-frequency ultrasound

From: High-frequency ultrasound for intraoperative margin assessments in breast conservation surgery: a feasibility study

Tissue type

Specimens

No. of test positions

Lymph nodes (LN)

3

2

Benign or normal breast (BB)

4

5

Benign breast with calcifications (BC)

2

3

Atypical ductal hyperplasia (ADH)

2

5

Fibrocystic change (FC)

2

6

Fat necrosis (FN)

1

1

Fibroadenoma (FA)

2

2

Tubular adenoma (TA)

1

1

Papilloma (PA)

4

4

Total benign

21

29

Ductal carcinoma in situ (DCIS)

3

6

DCIS, solid and cribriform (DCIS-SC)

2

3

DCIS + IDC

3

9

Invasive ductal carcinoma (IDC)

2

3

Lobular carcinoma in situ (LCIS)

2

4

Invasive lobular carcinoma (ILC)

1

3

Total Malignant

13

28

  1. Acronyms in parentheses are used in subsequent figures.