Unsp fx lower end of unsp ulna, init for opn fx type I/2

This code signifies an open fracture of the distal ulna, where the specific type of fracture (e.g., transverse, oblique) is not documented. An open fracture means the skin and soft tissue have been compromised, exposing the bone, and in this case, it's classified as Type I or II according to the Gustilo-Anderson classification. This code is used for the initial treatment of such an injury.

Use this code when documentation indicates an open fracture of the lower end of the ulna, but the specific fracture pattern is not detailed. This applies to the initial encounter for treatment of an open fracture that is described as Gustilo-Anderson Type I or II. It is appropriate when the laterality (left or right) of the ulna is also unspecified.

• Ensure the documentation explicitly states "open fracture" and specifies Gustilo-Anderson Type I or II.
• Only use this code for the initial encounter for treatment of the fracture.
• Avoid using this code if the specific fracture type (e.g., Colles', Smith's) or laterality is documented; more specific codes exist.