Section M91-M94Chondropathies

Excludes1

  • postprocedural chondropathies (M96.-)
  1. M91 Juvenile osteochondrosis of hip and pelvis

    Excludes1

    • slipped upper femoral epiphysis (nontraumatic) (M93.0-)
    1. M91.0 Juvenile osteochondrosis of pelvis

      Inclusion term(s):

      • Osteochondrosis (juvenile) of acetabulum
      • Osteochondrosis (juvenile) of iliac crest [Buchanan]
      • Osteochondrosis (juvenile) of ischiopubic synchondrosis [van Neck]
      • Osteochondrosis (juvenile) of symphysis pubis [Pierson]
    2. M91.1 Juvenile osteochondrosis of head of femur [Legg-Calvé-Perthes]

      1. M91.10 Juvenile osteochondrosis of head of femur [Legg-Calvé-Perthes], unspecified leg

      2. M91.11 Juvenile osteochondrosis of head of femur [Legg-Calvé-Perthes], right leg

      3. M91.12 Juvenile osteochondrosis of head of femur [Legg-Calvé-Perthes], left leg

    3. M91.2 Coxa plana

      Inclusion term(s):

      • Hip deformity due to previous juvenile osteochondrosis
      1. M91.20 Coxa plana, unspecified hip

      2. M91.21 Coxa plana, right hip

      3. M91.22 Coxa plana, left hip

    4. M91.3 Pseudocoxalgia

      1. M91.30 Pseudocoxalgia, unspecified hip

      2. M91.31 Pseudocoxalgia, right hip

      3. M91.32 Pseudocoxalgia, left hip

    5. M91.4 Coxa magna

      1. M91.40 Coxa magna, unspecified hip

      2. M91.41 Coxa magna, right hip

      3. M91.42 Coxa magna, left hip

    6. M91.8 Other juvenile osteochondrosis of hip and pelvis

      Inclusion term(s):

      • Juvenile osteochondrosis after reduction of congenital dislocation of hip
      1. M91.80 Other juvenile osteochondrosis of hip and pelvis, unspecified leg

      2. M91.81 Other juvenile osteochondrosis of hip and pelvis, right leg

      3. M91.82 Other juvenile osteochondrosis of hip and pelvis, left leg

    7. M91.9 Juvenile osteochondrosis of hip and pelvis, unspecified

      1. M91.90 Juvenile osteochondrosis of hip and pelvis, unspecified, unspecified leg

      2. M91.91 Juvenile osteochondrosis of hip and pelvis, unspecified, right leg

      3. M91.92 Juvenile osteochondrosis of hip and pelvis, unspecified, left leg

Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.