M22 - Disorder of patella
Excludes 1:
-traumatic dislocation of patella S83.0-)
M22.0 - Recurrent dislocation of patella
M22.00 - Recurrent dislocation of patella, unspecified knee
M22.01 - Recurrent dislocation of patella, right knee
M22.02 - Recurrent dislocation of patella, left knee
M22.1 - Recurrent subluxation of patella
M22.10 - Recurrent subluxation of patella, unspecified knee
M22.11 - Recurrent subluxation of patella, right knee
M22.12 - Recurrent subluxation of patella, left knee
M22.2 - Patellofemoral disorders
M22.2X - Patellofemoral disorders
M22.2X1 - Patellofemoral disorders, right knee
M22.2X2 - Patellofemoral disorders, left knee
M22.2X9 - Patellofemoral disorders, unspecified knee
M22.3 - Other derangements of patella
M22.3X - Other derangements of patella
M22.3X1 - Other derangements of patella, right knee
M22.3X2 - Other derangements of patella, left knee
M22.3X9 - Other derangements of patella, unspecified knee
M22.4 - Chondromalacia patellae
M22.40 - Chondromalacia patellae, unspecified knee
M22.41 - Chondromalacia patellae, right knee
M22.42 - Chondromalacia patellae, left knee
M22.8 - Other disorders of patella
M22.8X - Other disorders of patella
M22.8X1 - Other disorders of patella, right knee
M22.8X2 - Other disorders of patella, left knee
M22.8X9 - Other disorders of patella, unspecified knee
M22.9 - Unspecified disorder of patella
M22.90 - Unspecified disorder of patella, unspecified knee
M22.91 - Unspecified disorder of patella, right knee
M22.92 - Unspecified disorder of patella, left knee