
 2012 ICD-9-CM Diagnosis Code 170.9 
  Malignant neoplasm of bone and articular cartilage, site unspecified
- Short description: Malig neopl bone NOS.
 - ICD-9-CM 170.9 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 170.9 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 2012 version of ICD-9-CM 170.9.
 - More recent version(s) of ICD-9-CM 170.9: 2013 2014 2015.
 
Convert to ICD-10-CM: 
170.9 converts approximately to:
- 2015/16 ICD-10-CM C41.9 Malignant neoplasm of bone and articular cartilage, unspecified
 
 Approximate Synonyms
- Adamantinoma of long bone
 - Articular cartilage cancer
 - Bone and cartilage cancer
 - Bone cancer
 - Cancer of the articular cartilage
 - Cancer of the bone
 - Cancer of the bone and cartilage
 - Cancer of the bone, ewings sarcoma
 - Cancer of the bone, osteosarcoma
 - Carcinoma of bone, connective tissue, skin and breast
 - Chondrosarcoma
 - Diaphyseal medullary stenosis with bone malignancy
 - Ewings sarcoma
 - Ewing's sarcoma of bone
 - Extraskeletal osteosarcoma
 - Local recurrence of malignant tumor of bone
 - Malignant neoplasm of bone
 - Malignant neoplasm of bone, connective tissue, skin and breast
 - Malignant neoplasm of skeletal system
 - Metastasis from malignant tumor of bone
 - Osteitis deformans in neoplastic disease
 - Osteitis deformans in neoplastic diseases
 - Osteitis deformans of ankle in neoplastic disease
 - Osteitis deformans of multiple sites
 - Osteitis deformans of multiple sites in neoplastic disease
 - Osteosarcoma
 - Osteosarcoma of bone
 - Overlapping malignant neoplasm of bone and articular cartilage
 - Overlapping malignant neoplasm of bone and articular cartilage of limbs
 - Primary malignant neoplasm of articular cartilage
 - Primary malignant neoplasm of bone
 - Primitive neuroectodermal tumor/Ewing's sarcoma TNM finding
 - pT1: Tumor 5 cm or less in greatest dimension
 - pT1: Tumor 8 cm or less in greatest dimension
 - pT1a: Tumor 5 cm or less in greatest dimension, superficial tumor
 - pT1b: Tumor 5 cm or less in greatest dimension, deep tumor
 - pT2: Tumor more than 5 cm in greatest dimension
 - pT2: Tumor more than 8 cm in greatest dimension
 - pT2a: Tumor more than 5 cm in greatest dimension, superficial tumor
 - pT2b: Tumor more than 5 cm in greatest dimension, deep tumor
 - pT3: Discontinuous tumors in the primary bone site