Diseases
- Improved classification of postprocedural disorders
- Expansion of substance abuse and dependency codes
- Closer links between aetiology and disease manifestation
- Site classification of most musculoskeletal conditions
- Greater specification of injuries and trauma
- External cause codes include place of occurrence and activity
Procedures
- Overall improvement in terminology
- Greater detail in cardiac codes, particularly pacemaker and stents
- Expansion of codes for grafts, flaps and microvascular repair
- Greater specification of size and number of lesions (eg, number of calculi, size of scar)
- Increase in laparoscopic surgery codes
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Casemix: moving forward