Which character would NOT be used to report the duration of a procedure?

In ICD-10-PCS coding, each character of the code has a specific meaning and purpose related to the procedure being coded. The second character in a code specifically denotes the body system involved in the procedure, not the duration of the procedure. This character primarily helps in identifying the anatomical site or system on which the procedure is performed, rather than the time it takes to perform the procedure.

The first character indicates the section of the procedure, which represents the general type of procedure being conducted. The fifth character provides information on the specific procedure done, such as the type or method used. Lastly, the seventh character is utilized to communicate additional details, often relevant to the procedure's duration, approach, or outcome, depending on the context of the code.

By focusing on the function of each character within ICD-10-PCS codes, it becomes clear that the second character does not serve the purpose of reporting the duration of a procedure, which is why that choice is not the correct answer for indicating the character related to procedure duration.