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To the Editor Dr Ray and colleagues concluded that “Gadolinium MRI [magnetic resonance imaging] at any time during pregnancy was associated with an increased risk of a broad set of rheumatological, inflammatory, or infiltrative skin conditions and for stillbirth or neonatal death.”1 Unfortunately, the authors did not take into account that not all gadolinium-based contrast agents are the same, and that the nature and safety profile of such agents changed over the course of their study.2
Symons SP, Heyn C, Maralani PJ. Magnetic Resonance Imaging Exposure During Pregnancy. JAMA. 2016;316(21):2275. doi:10.1001/jama.2016.17296
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