CPT® Code 77049

Magnetic resonance imaging, breast, without and with contrast material(s), including computer-aided detection (CAD real-time lesion detection, characterization and pharmacokinetic analysis), when performed; bilateral

Magnetic resonance imaging (MRI) of the breast is a sophisticated imaging technique that provides detailed visualizations of breast tissue. This procedure can be performed on one or both breasts, as indicated by the CPT® Code 77049. The MRI is conducted both without and with the administration of contrast material, which enhances the quality of the images obtained. The process utilizes the magnetic properties of hydrogen atoms present in the body, allowing for a non-invasive and non-radiating examination. When exposed to a strong magnetic field and radio waves, the hydrogen nuclei emit radiofrequency signals. These signals are then captured and processed by a computer, resulting in high-resolution, three-dimensional images of the breast's internal structures. During the MRI, patients may be positioned on a motorized table that moves into a large MRI tunnel. To ensure that the patient remains still throughout the imaging process, a sedative may be administered. The imaging procedure begins with the acquisition of images without contrast material, followed by the injection of contrast dye, which further enhances the visibility of certain areas within the breast. Additionally, the use of real-time computer-aided detection (CAD) technology may be employed. This advanced image-processing technique utilizes computer algorithms to analyze the MRI data, identifying and characterizing any lesions or suspicious areas within the breast. The CAD system marks regions of interest on the images, which may require further evaluation, although these markings do not automatically indicate the presence of malignancy. Overall, this comprehensive imaging approach is crucial for the early detection and characterization of breast abnormalities.