CPT® Code 0634T

1. Indications

The computed tomography (CT) of the breast with contrast material is indicated for various clinical scenarios where detailed imaging of breast tissue is necessary. The following conditions may warrant the use of this procedure:

• Evaluation of Breast Abnormalities This procedure is performed to assess any detected abnormalities in the breast, such as masses, calcifications, or other suspicious findings that may require further investigation.
• Assessment of Tumors CT imaging is utilized to evaluate the extent of breast tumors, including their size, shape, and potential spread to surrounding tissues or lymph nodes.
• Preoperative Planning This imaging technique aids in surgical planning by providing detailed anatomical information that can assist surgeons in determining the best approach for treatment.
• Monitoring Treatment Response CT scans can be used to monitor the effectiveness of ongoing treatment for breast cancer or other breast conditions, allowing for timely adjustments to the treatment plan if necessary.

2. Procedure

The procedure for performing a computed tomography (CT) scan of the breast with contrast material involves several key steps to ensure accurate imaging and patient safety. The following outlines the procedural steps:

• Patient Positioning The patient is positioned comfortably on the examination table, typically lying on their back. Proper positioning is crucial to obtain clear images of the breast being examined.
• Initial Scan An initial pass through the CT scanner is conducted to determine the starting position for the imaging. This step helps to calibrate the scanner and ensure that the area of interest is correctly aligned.
• Administration of Contrast Material Intravenous contrast material is administered to enhance the visibility of the breast tissue during the scan. This contrast helps to differentiate between normal and abnormal tissues, providing clearer images.
• CT Scanning As the table moves slowly through the scanner, multiple X-ray beams and detectors rotate around the breast. The scanner captures data on the amount of radiation absorbed by the breast tissue, which is essential for creating detailed images.
• Image Processing A computer program processes the collected data to generate two-dimensional cross-sectional images of the breast. These images are displayed on a monitor for immediate review.
• 3D Rendering (if performed) If indicated, complex 3D rendering techniques are applied to the images. This may include shaded surface rendering, volumetric rendering, maximum intensity projections (MIPs), and fusion imaging, providing a comprehensive view of the breast anatomy.
• Review and Interpretation The physician reviews the CT scan images, identifies any abnormalities, and provides a written interpretation of the findings, which is essential for further clinical decision-making.

3. Post-Procedure

After the computed tomography (CT) scan of the breast with contrast material is completed, the patient may be monitored briefly to ensure there are no immediate adverse reactions to the contrast material. It is common for patients to resume normal activities shortly after the procedure. However, they may be advised to drink plenty of fluids to help flush the contrast material from their system. The physician will review the images and provide a written report detailing the findings, which will be communicated to the patient and their healthcare team for further evaluation and management. Any follow-up appointments or additional imaging studies will be determined based on the results of the CT scan.