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CT scans can also be used to precisely guide a biopsy needle into a tumor. For this procedure, the patient remains on the CT scanning table while a radiologist advances a biopsy needle through the skin and toward the mass. CT scans are repeated until the doctors are sure that the needle is within the...
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Computed tomography scans can be useful to look for neuroblastoma in the abdomen, pelvis, and chest. The CT scan is an x-ray test that produces detailed cross-sectional images of parts of the body. Instead of taking one picture, like a regular x-ray, a CT scanner takes many pictures as it rotates around...