M25.661 Stiffness of right knee, not elsewhere classified
Instructional Notes:
-
M25.661
Description: Stiffness of right knee, not elsewhere classified
↓
-
M25.66
Description: Stiffness of knee, not elsewhere classified
↓
-
M25.6
Description: Stiffness of joint, not elsewhere classified
Exclude1:
- ankylosis of joint (M24.6-)
- contracture of joint (M24.5-)
↓
-
M25
Description: Other joint disorder, not elsewhere classified
Exclude2:
- abnormality of gait and mobility (R26.-)
- acquired deformities of limb (M20-M21)
- calcification of bursa (M71.4-)
- calcification of shoulder (joint) (M75.3)
- calcification of tendon (M65.2-)
- difficulty in walking (R26.2)
- temporomandibular joint disorder (M26.6-)
↓
-
M20-M25
Description: Other joint disorders (M20-M25)
Exclude2:
- joints of the spine (M40-M54)
↓
-
M00-M99
Description: Diseases of the musculoskeletal system and connective tissue
Exclude2:
- arthropathic psoriasis (L40.5-)
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- compartment syndrome (traumatic) (T79.A-)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Notes:
- Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition