Mech compl of int fix of bone of left forearm, sequela

This code describes a long-term or residual issue stemming from a mechanical problem with an internal fixation device (like a plate, screw, or rod) that was previously implanted in the left forearm bone. This complication is not a fracture, infection, or malunion, but rather another type of mechanical failure or adverse event related to the hardware itself.

Use this code when documenting a patient presenting with a persistent problem in their left forearm directly attributable to a past mechanical complication of an internal fixation device. This applies to situations where the initial complication has been treated, but a lasting effect or consequence remains. Examples include chronic pain, limited range of motion, or nerve impingement due to hardware migration or loosening that has been addressed but left a permanent sequela.

• Ensure documentation clearly links the current condition as a direct consequence of a previous mechanical complication of the internal fixation device.
• Verify the affected side is specifically the left forearm.
• This "S" (sequela) encounter code should be used for conditions that are the late effects of the initial complication, even if the device has since been removed or revised.