ICD-10-PCS Body Part - 8
Imaging, Axial Skeleton, Except Skull and Facial Bones, Plain Radiography, Thoracolumbar Joint

The Thoracolumbar Joint body part is identified by the character 8 in the 4^th position of the ICD-10-PCS procedure code. It is contained within the Plain Radiography root operation of the Axial Skeleton, Except Skull and Facial Bones body system under the Imaging section. The 4^the position refers to the body part or body region when applicable.