W
The Revision root operation is identified by the character code W
in the 3rd position of the procedure code. It is defined as Correcting, to the extent possible, a portion of a malfunctioning device or the position of a displaced device.
Revision can include correcting a malfunctioning or displaced device by taking out or putting in components of the device such as a screw or pin.
Includes:
Section:
0
= Medical and Surgical
Body System:
7
= Lymphatic and Hemic Systems
Root Operation:
2
- Change5
- Destruction9
- DrainageB
- ExcisionC
- ExtirpationD
- ExtractionH
- InsertionJ
- InspectionL
- OcclusionN
- ReleaseP
- RemovalQ
- RepairS
- RepositionT
- ResectionV
- RestrictionU
- SupplementY
- TransplantationThe 4th character refers to the body part or body region.
Revision
Correcting, to the extent possible, a portion of a malfunctioning device or the position of a displaced device