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Table 1 Incidence of extramammary findings according to location

From: Extramammary findings on breast MRI: prevalence and imaging characteristics favoring malignancy detection: a retrospective analysis

Location Benign Malignancy Malignancy rate Incidence
Bone 13 30 30/43 (69.8) 43 (28.9)
Liver 26 7 7/33 (21.2) 33 (22.1)
Lung 21 11 11/32 (34.3) 32 (21.5)
Pleura and chest wall 7 8 8/15 (53.3) 15 (10.1)
Mediastinum 6 4 4/10 (40.0) 10 (6.7)
Supraclavicular lymph node 1 8 8/9 (88.8) 9 (6.0)
Other 6 1 1/7 (14.3) 6 (4.7)
Total 80 69 69/149 (46.3) 149
  1. Numbers in parentheses are percentage