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Persistent post-galactogram intraductal iodinated contrast detected on contrast-enhanced mammography (CEM) in a patient with nipple discharge

Nipple discharge is a common complaint among adult women and is often evaluated by galactography. Contrast-enhanced mammography (CEM) is an emerging breast imaging modality that is useful in the evaluation of patients with nipple discharge who have a negative galactogram, especially if they are not...

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Detalles Bibliográficos
Autores principales: Chen, Shao Zun, Rooney, Timothy B., Miller, Matthew M.
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Elsevier 2022
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8829518/
https://www.ncbi.nlm.nih.gov/pubmed/35169408
http://dx.doi.org/10.1016/j.radcr.2022.01.040
Descripción
Sumario:Nipple discharge is a common complaint among adult women and is often evaluated by galactography. Contrast-enhanced mammography (CEM) is an emerging breast imaging modality that is useful in the evaluation of patients with nipple discharge who have a negative galactogram, especially if they are not good candidates for contrast-enhanced MRI. Here we present a case of a 37-year-old female who was 22 weeks pregnant and presented with suspicious nipple discharge. The patient initially underwent galactography, which was negative, and was subsequently referred for CEM for further evaluation. One week after the galactogram, the patient underwent CEM which revealed persistent intraductal iodinated contrast from the galactogram. The retained intraductal contrast obscured the area of concern on the CEM and limited evaluation for underlying areas of enhancement. Given the increasing popularity of CEM in breast imaging practice and its utility in the evaluation of patients with nipple discharge, recognition of retained intraductal contrast as a source of artifact on CEM is important so that steps can be taken to prevent acquiring a limited and/or non–diagnostic CEM. We suggest several practical steps the radiologist can take when planning the diagnostic workup of patients with nipple discharge to ensure the patient will be able to successfully undergo CEM, if needed. These steps will help reduce unnecessary patient exposure to radiation and intravenous contrast and avoid a delay in diagnosis and treatment.