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Malignant Neoplasm of Bone and Articular Cartilage B048

Last amended 
29 June 2015
Current RMA Instruments:
Reasonable Hypothesis SOP
106 of 2011
Balance of Probabilities SOP 
107 of 2011
Changes from Previous Instruments:

SOP Bulletin 153

ICD Coding:
  • ICD-9-CM Codes: 170.1 – 170.9, 170.01, 170.02
  • ICD-10-AM Codes: C40, C41
Is specific diagnostic evidence required to apply the SOP? – No.
Are there sub-factors that require specific information? – Yes.

There are two factors that apply to specific forms of sarcoma only.  Information on histological type will be required to apply those factors.

Additional diagnoses covered by SOP
  • Angiosacroma of bone
  • Chondrosarcoma of bone or skeletal cartilage (including ribs)
  • Ewing’s sacroma of bone
  • Fibrosacroma of bone
  • Giant cell tumour of bone
  • Malignant fibrous histiocytoma of bone
  • Osteoblastoma
  • Osteosarcoma
Conditions not covered by SOP
  • Chondrosarcoma of:
    • bronchus, use ICD code 171.4
    • ear, ICD code 171.0
    • eyelid, ICD code 171.0
    • larynx, ICD code 161.3
    • nose, ICD code 160.0
    • trachea, use ICD code 171.4
  • Soft tissue sarcoma of extraskeletal tissues, ICD code 171
Unconfirmed diagnosis

If, after applying the above information, you are unable to confirm the diagnosis, you should then:

  1. seek medical officer advice about further investigation, or;
  2. generate a diagnostic report, or;
  3. re-encode the condition, if appropriate.

The following investigations may be useful in establishing the diagnosis:

  • A histopathology report
  • A report from a treating specialist