Home > 2006 ICD-9-CM Diagnosis Codes > Diseases Of The Musculoskeletal System And Connective Tissue 710-739 > Osteopathies, Chondropathies, And Acquired Musculoskeletal Deformities 730-739 > Other disorders of bone and cartilage 733-
Specific code 2006 ICD-9-CM Diagnosis Code 733.42
Aseptic necrosis of head and neck of femur
  • Short description: ASEPTIC NECROSIS FEMUR.
  • ICD-9-CM 733.42 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 733.42 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
  • You are viewing the 2006 version of ICD-9-CM 733.42.
  • More recent version(s) of ICD-9-CM 733.42: 2007 2008 2009 2010 2011 2012 2013 2014 2015.
Convert to ICD-10-CM: 733.42 converts approximately to:
  • 2015/16 ICD-10-CM M87.059 Idiopathic aseptic necrosis of unspecified femur
Approximate Synonyms
  • Aseptic necrosis of capital femoral epiphysis
  • Aseptic necrosis of femur head
  • Aseptic necrosis of hip
  • Aseptic necrosis of L femur head
  • Aseptic necrosis of left femur head
  • Aseptic necrosis of left hip
  • Aseptic necrosis of R femur head
  • Aseptic necrosis of right femur head
  • Aseptic necrosis of right hip
  • Avascular necrosis of bone of hip
  • Avascular necrosis of hip
  • Avascular necrosis of the capital femoral epiphysis
  • Drug induced aseptic necrosis of femur
  • Drug induced aseptic necrosis of L femur
  • Drug induced aseptic necrosis of left femur
  • Drug induced aseptic necrosis of R femur
  • Drug induced aseptic necrosis of right femur
  • Idiopathic aseptic necrosis of femur
  • Idiopathic aseptic necrosis of left femur
  • Idiopathic aseptic necrosis of right femur
  • Osteonecrosis of femur due to drugs
  • Osteonecrosis of femur due to trauma
  • Osteonecrosis of left femur due to drugs
  • Osteonecrosis of left femur due to previous trauma
  • Osteonecrosis of right femur due to drugs
  • Osteonecrosis of right femur due to previous trauma
  • Trauma induced aseptic necrosis of femur
  • Trauma induced aseptic necrosis of L femur
  • Trauma induced aseptic necrosis of left femur
  • Trauma induced aseptic necrosis of R femur
  • Trauma induced aseptic necrosis of right femur
733.42 Excludes
  • Legg-Calvé-Perthes disease (732.1)
Applies To
  • Femur NOS
ICD-9-CM Volume 2 Index entries containing back-references to 733.42:
  • Necrosis, necrotic
    • femur (aseptic) (avascular) 733.42
      • head 733.42
      • medial condyle 733.43
      • neck 733.42
    • hip (aseptic) (avascular) 733.42
 733.41 ICD9Data.com 733.43 
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 733.42 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2006 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.
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