Optimisation of radiation dose in CT scans

By Ryan K Lee MD MBA, Joel Sun MD & Terrence Matalon MD FSIR FACR

Computed tomography (CT), which began as a novel tool over 40 years ago that enabled detailed examination of the human body in cross section, has become an essential component to modern day healthcare. It has without doubt revolutionized the way medicine is practiced today, allowing earlier diagnoses of pathology.

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