CPT® Code 73202

Computed tomography (CT) of the upper extremity is a diagnostic imaging procedure that provides detailed visualization of the arm's tissues and bone structures. This technique employs multiple, narrow X-ray beams that rotate around a single axis, capturing a series of two-dimensional (2D) images from various angles. The initial phase of the procedure is performed without the use of contrast material, allowing for a baseline assessment of the upper extremity. Following this, contrast material is administered to enhance the visibility of the structures within the arm, facilitating a more comprehensive evaluation. The contrast material, typically an iodine-based dye, improves the differentiation of tissues, making it easier to identify abnormalities. Advanced computer software processes the collected data to generate several thin, cross-sectional 2D slices of the targeted area, which can be stacked to create three-dimensional models of the arm. This imaging technique is particularly useful for diagnosing a range of conditions, including tumors, abscesses, and masses, as well as evaluating bone integrity for degenerative conditions, fractures, or injuries resulting from trauma. The physician interprets the CT scan results, documenting any findings and abnormalities in a written report for further clinical consideration.