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M85.5 - Aneurysmal bone cyst


The ICD 10 Code for Aneurysmal bone cyst is listed as M85.5.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: M85.5
Description: Aneurysmal bone cyst
  • Excludes2: aneurysmal cyst of jaw (M27.4)
Chapter Diseases of the musculoskeletal system and connective tissue (M00-M99)
Block Disorders of bone density and structure (M80-M85)
Parent M85 - Other disorders of bone density and structure
ICD-10-CM Children (deeper level / typically more specific) of M85.5:
M85.50 - Aneurysmal bone cyst, unspecified site
M85.51 - Aneurysmal bone cyst, shoulder
M85.52 - Aneurysmal bone cyst, upper arm
M85.53 - Aneurysmal bone cyst, forearm
M85.54 - Aneurysmal bone cyst, hand
M85.55 - Aneurysmal bone cyst, thigh
M85.56 - Aneurysmal bone cyst, lower leg
M85.57 - Aneurysmal bone cyst, ankle and foot
M85.58 - Aneurysmal bone cyst, other site
M85.59 - Aneurysmal bone cyst, multiple sites
ICD-10-CM Siblings (same level / similar specificity) of M85.5:
M85.0 - Fibrous dysplasia (monostotic)
M85.1 - Skeletal fluorosis
M85.2 - Hyperostosis of skull
M85.3 - Osteitis condensans
M85.4 - Solitary bone cyst
M85.6 - Other cyst of bone
M85.8 - Other specified disorders of bone density and structure
M85.9 - Disorder of bone density and structure, unspecified