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Wikimedia Commons/Photo by Kasuga Huang

Radiation-Free Method Detects Tumors

PET and CT scans may detect cancerous tumors, but they also expose patients to dangerous radiation. Now, a new radiation-free MRI technique may be able to solve that issue, particularly for children who are extremely susceptible to x-rays. A paper published today in The Lancet Oncology describes how researchers at Stanford University successfully detected growths in children with MRI scans—an imaging process that does not use radiation—after having the kids take an iron supplement that can enhance tumor visibility.

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