Characteristics

N = 395

%

Epidemiological data

Age under 40 years

269

68.1

Age greater than or equal to 40 years

126

31.9

Menarche before 12 years

33

8.3

Nulliparous women

143

36.2

Hormonal contraception

104

26.3

Has been pregnant at least once

252

63.8

Has breast-fed her baby

238/252

94.4

Menopaused women

49

12.4

Family history of breast cancer

25

6.3

Breast symptoms

Breast palpable mass or nodule

315

79.7

Breast pains

25

6.3

Nipple discharge

20

5.1

Topography of lesion

Isolated right-sided lesion

197

49.9

Single left-sided involvement

167

42.3

Bilateral involvement

31

7.8

Superior-external quadrant

161

40.8

Others 3 quadrants

234

59.2

Imaging features

Mammogram’s opacities

256

64.8

Breast microcalcifications

192

48.6

Ultrasound solid mass

304

77.0

Cystic lesions

44

11.1