Oncology & Cancer

Sharper imaging would promote earlier diagnosis of malignancies

A common chemical element embedded in a tiny bubble of fat has the potential to advance cancer imaging. In a study of pet dogs that were biopsied for cancer, a new contrast agent used in CT imaging allowed veterinarians to ...

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Contrast-enhanced CT scan safe for most patients

According to new research performed at the Mayo Clinic, iodine-based contrast material injected intravenously to enhance computed tomography (CT) images can be safely used in most patients. The study appears online in the ...

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Lessening the dangers of radiation

For diagnosing head and neck ailments, tests that use radiation are always less desirable than those that don't. Otolaryngologists have a wide range of techniques available to them, including CT or "CAT" scans, MRI and ultrasound. ...