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Table 2 Sonographic and pathological characteristics of patients with MSCC

From: Sonographic and pathological features of metaplastic squamous cell carcinoma of the breast: a case series

Characteristics

n

%

Sex

 Male

0

0

 Female

9

100%

Age (years)

 Median (range)

45

34–73

 ≤ 40

2

22.22%

 > 40

7

77.78%

Location

 Left

4

44.44%

 Right

5

55.56%

Size (cm), (n = 9)

 Median (range)

3.67

2.35–5.1

 < 5

7

77.78%

 ≥ 5

2

22.22%

Shape

 Irregular

9

100%

Margin

 Microlobulated

8

88.89%

 Indinct

1

11.11%

Posterior enhancement

9

100%

Echo pattern

 Mixed echo

8

88.89%

 Hypoechoic

1

11.11%

Calcification

1

11.11%

Axillary lymph nodes

2

22.22%

Blood flow grade

 III grade

5

55.56%

 II grade

3

33.33%

 NA

1

11.11%

Subtype of MSCC

 ASC

5

55.56%

 Pure SCC

4

22.22%

ER, PR, HER2(−/−/−)

5

55.56%

 ASC

1

11.11%

 Pure SCC

4

44.44%