CPT® Code 72114

A radiologic examination of the lumbosacral spine is a diagnostic imaging procedure that utilizes X-ray technology to visualize the lower back region, specifically the lumbar and sacral vertebrae. This examination is crucial for assessing various conditions affecting the spine, such as fractures, degenerative diseases, or abnormalities in alignment. The procedure typically involves capturing multiple views of the spine, including frontal, posteroanterior, and lateral projections, which are essential for providing a comprehensive assessment of the spinal structures. X-rays operate by using indirect ionizing radiation, which interacts with the body's tissues. Due to the varying densities and compositions of human tissue, some X-rays are absorbed while others pass through, allowing for the creation of a two-dimensional image on a detector positioned behind the patient. In the case of a complete lumbosacral spine examination, a minimum of six views is required, which may include additional angles such as oblique views and bending positions. These bending views are particularly important as they help evaluate the spine's flexibility and stability. The procedure may involve the patient sitting on a stool to maintain proper positioning while flexing the back to each side, ensuring that the torso remains in contact with the stool to prevent movement that could compromise the imaging results. This thorough approach is often initiated with anteroposterior and lateral views to 'clear' the spine before proceeding to more complex angles, especially in trauma evaluations.