MRI appearance of accessory breast tissue: a diagnostic consideration for an axillary mass in a peripubertal or pubertal girl.
OBJECTIVE
The purpose of this study was to describe the MRI appearance of accessory breast tissue that should be considered a diagnostic possibility in peripubertal or pubertal girls who present with an axillary mass along the course of the primitive milk streak.


CONCLUSIONS
The MRI appearance of accessory breast tissue is of a mass discontinuous with-but with signal intensity and contrast enhancement characteristics similar to-normal breast parenchyma.
Laor
Tal
T
Department of Radiology, Cincinnati Children's Hospital Medical Center and University of Cincinnati College of Medicine, 3333 Burnet Ave., Cincinnati, OH 45229-3039, USA.
Collins
Margaret H
MH
Emery
Kathleen H
KH
Donnelly
Lane F
LF
Bove
Kevin E
KE
Ballard
Edgar T
ET
D000293:Adolescent; D001365:Axilla; D001940:Breast; D002648:Child; D002828:Choristoma / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008279:Magnetic Resonance Imaging; D012189:Retrospective Studies