Surgical gel used to stop bleeding could confuse mammograms

Dr Kathleen Ward noticed something odd when she examined the mammogram of a patient who had recently undergone breast cancer surgery. The Loyola University Health System radiologist saw a suspicious pattern of white specks, much like grains of salt. The specks were calcium deposits similar to microcalcifications that sometimes are a sign of early breast cancer. But it was too early for the patient's breast cancer to have returned because it had been only a month since her lumpectomy...

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