1. When transitioning from ICD-9-CM to ICD-10-PCS coding, what are the key differences and challenges that healthcare professionals may encounter? Discuss the unique conventions and guidelines in ICD-10-PCS coding and how they contribute to a more detailed and precise representation of procedures. Share examples to illustrate the impact of these coding changes on patient care and data analysis.

2. The ICD-10-PCS coding system utilizes a combination of letters and numbers to represent specific components of a procedure. How do the root operations, body systems, and other coding elements within ICD-10-PCS contribute to accurate