Osteoarthritis of knee

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2016 onwards. It has never been valid for submission on its own.

Submit one of these 7 more specific codes instead:

• M17.0 Bilateral primary osteoarthritis of knee
• M17.1 Unilateral primary osteoarthritis of knee (also a header)
• M17.2 Bilateral post-traumatic osteoarthritis of knee
• M17.3 Unilateral post-traumatic osteoarthritis of knee (also a header)
• M17.4 Other bilateral secondary osteoarthritis of knee
• M17.5 Other unilateral secondary osteoarthritis of knee
• M17.9 Osteoarthritis of knee, unspecified