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Table 1 Characteristics of study lesions

From: Dual-energy contrast-enhanced digital mammography: initial clinical results of a multireader, multicase study

 

Benign (n= 64)

Malignant (n= 84)

Total (n= 148)

Palpable

   

   Yes

14 (23)

28 (34)

42 (29)

   No

48 (77)

55 (66)

103 (71)

Laterality

   

   Right

41 (64)

48 (57)

89 (60)

   Left

23 (36)

36 (43)

59 (40)

Type of findings on MX

   

   Mass

27 (42)

46 (55)

73 (49)

   Asymmetry

9 (14)

4 (5)

13 (9)

   Distortion

3 (5)

3 (4)

6 (4)

   Intramammary node

1 (2)

0 (0)

1 (1)

   Mass ± calcs

6 (9)

20 (24)

26 (18)

   Asymmetry ± calcs

1 (2)

0 (0)

1 (1)

   Calcs

3 (5)

8 (10)

11 (7)

   Unknown

14 (22)

3 (4)

17 (11)

Procedure

   

   Surgery

24 (38)

58 (69)

82 (55)

   Core biopsy

19 (30)

23 (27)

42 (28)

   FNAB

8 (12)

3 (4)

11 (7)

   Follow-up

13 (20)

0 (0)

13 (9)

Histological grade

   

   G1

 

26 (31)

 

   G2

 

33 (39)

 

   G3

 

12 (14)

 

   Unknown

 

13 (15)

 

US images available

   

   Yes

51 (80)

73 (87)

124 (84)

   No

13 (20)

11 (13)

24 (16)

  1. Values are presented as number and percentage unless otherwise noted. calcs, calcifications; FNAB, fine-needle aspiration biopsy; MX, mammography; US, ultrasonography.