Which code represents a detailed assessment of multiple organs during a PET scan?

The code representing a detailed assessment of multiple organs during a PET (Positron Emission Tomography) scan is indeed C23GMZZ. This code falls within the ICD-10-PCS coding structure, specifically under the section for imaging procedures.

In the ICD-10-PCS system, the first character indicates the section, which for imaging codes is 'C'. The specific body part examined for PET scans, including multiple organs, is identified by the second character; in this case, '23' designates a comprehensive assessment of the whole body or multiple organs.

The third and fourth characters 'G' and 'M' denote the method and approach, where 'G' indicates the imaging method used, which in this case is "Nuclear medicine" related to PET scans. The fifth character 'Z' generally represents the specific body part when none is specified. Finally, the suffix 'Z' indicates that this is a diagnostic exam of unspecified details.

Therefore, this code is used explicitly for PET scans evaluating various organ systems, allowing for a complete metabolic activity assessment across multiple areas of the body. The combination of these characters confirms that the coding aligns precisely with the requirement for a detailed multisystem assessment in diagnostic imaging through a PET scan.