Radiol Oncol. 2017 May 07;51(2):130-136. doi: 10.1515/raon-2017-0016. eCollection 2017 Jun.
Breast Dynamic Contrast Enhanced MRI: Fibrocystic Changes Presenting as a Non-mass Enhancement Mimicking Malignancy.
Radiology and oncology
Zorica C Milosevic, Mirjan M Nadrljanski, Zorka M Milovanovic, Nina Z Gusic, Slavko S Vucicevic, Olga S Radulovic
Affiliations
Affiliations
- Clinic for Radiation Oncology and Radiology, Institute of Oncology and Radiology of Serbia, Belgrade, Serbia.
- Faculty of Medicine, University of Belgrade, Belgrade, Serbia.
- Department for Pathology, Institute of Oncology and Radiology of Serbia, Belgrade, Serbia.
- Primary Health Center Zvezdara, Belgrade, Serbia.
- Institute for Biological Research 'Sinisa Stankovic', Belgrade, Serbia.
PMID: 28740447
PMCID: PMC5514652 DOI: 10.1515/raon-2017-0016
Abstract
BACKGROUND: We aimed to analyse the morphokinetic features of breast fibrocystic changes (nonproliferative lesions, proliferative lesions without atypia and proliferative lesions with atypia) presenting as a non-mass enhancement (NME)in dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) examination.
PATIENTS AND METHODS: Forty-six patients with histologically proven fibrocystic changes (FCCs) were retrospectively reviewed, according to Breast Imaging Reporting and Data System (BI-RADS) lexicon. Prior to DCE-MRI examination, a unilateral breast lesion suspicious of malignancy was detected clinically, on mammography or breast ultrasonography.
RESULTS: The predominant features of FCCs presenting as NME in DCE-MRI examination were: unilateral regional or diffuse distribution (in 35 patients or 76.1%), heterogeneous or clumped internal pattern of enhancement (in 36 patients or 78.3%), plateau time-intensity curve (in 25 patients or 54.3%), moderate or fast wash-in (in 31 patients or 67.4%).Nonproliferative lesions were found in 11 patients (24%), proliferative lesions without atypia in 29 patients (63%) and lesions with atypia in six patients (13%), without statistically significant difference of morphokinetic features, except of the association of clustered microcysts with proliferative dysplasia without atypia.
CONCLUSIONS: FCCs presenting as NME in DCE-MRI examination have several morphokinetic features suspicious of malignancy, therefore requiring biopsy (BI-RADS 4). Nonproliferative lesions, proliferative lesions without atypia and proliferative lesions with atypia predominantly share the same predefined DCE-MRI morphokinetic features.
Keywords: breast; fibrocystic changes; magnetic resonance imaging
Conflict of interest statement
Disclosure: No potential conflicts of interest were disclosed.
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