M85.5 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Aneurysmal bone cyst.
Type 2 excludes
Aneurysmal cyst of jaw (M27.4)
Codes
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
Versions
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
No changes
2016
New code