Path fx in neopltc disease, r ankle, subs for fx w nonunion

Pathological fracture in neoplastic disease, right ankle, subsequent encounter for fracture with nonunion

📋Clinical Description

This diagnosis code indicates a fracture of the right ankle that occurred due to an underlying neoplastic (cancerous) process, which has failed to heal properly. The "subsequent encounter" specifies that the patient is receiving ongoing care for this non-healing fracture.

🎯When to Use

This code is appropriate for follow-up visits where a patient is being treated for a right ankle fracture caused by cancer, and the fracture has not united. Documentation should clearly state the fracture's pathological nature, its location, and the ongoing management of the nonunion.

💡Coding Tips

Always sequence the underlying neoplasm code first, followed by this code.
Ensure documentation specifies "right ankle" and "nonunion" to support this specific code.
Distinguish from malunion (M84.571P) or routine healing (M84.571D, M84.571G, M84.571S).

AI-generated reference — verify against official guidelines

Code Hierarchy

▲M84.571Pathological fracture in neoplastic disease, right ankle

M84.571K(current)

Crosswalks

733.82ApproxICD-9

Same Category

M84Disorder of continuity of bone M84.3Stress fracture M84.30Stress fracture, unspecified site M84.30XAStress fracture, unspecified site, init encntr for fracture M84.30XDStress fracture, unsp site, subs for fx w routn heal