M86.132
BillableOther acute osteomyelitis, left radius and ulna
HCC Category Mapping
V28HCC 92 — Bone/Joint/Muscle Infections/Necrosis
0.209V24HCC 39 — Bone/Joint/Muscle Infections/Necrosis
0.482ESRDHCC 39 — Bone/Joint/Muscle Infections/Necrosis
0.000What This Code Means
A sudden bone infection in the left forearm bones (radius and ulna), typically caused by bacteria spreading through the bloodstream or entering via an open wound.
Coding Tips
- •Verify 'left' laterality is clearly documented in the medical record
- •Consider if both forearm bones are involved or if infection is localized to one bone
Clinical Significance
Acute osteomyelitis involving both radius and ulna bones of the left forearm represents a complex infection requiring aggressive treatment due to the involvement of two bones and potential functional impairment. This diagnosis indicates significant tissue involvement and risk for long-term complications.
Documentation Requirements
- ✓Specific documentation of left radius and ulna involvement
- ✓Evidence of acute infection onset in forearm bones
- ✓Imaging confirmation showing both bone involvement
- ✓Clinical signs of bone infection (pain, swelling, warmth)
- ✓Laboratory evidence supporting active infection
- ✓Exclusion of hematogenous spread as primary cause
- ✓Documentation of functional impact on forearm
- ✓Treatment plan addressing dual bone involvement
Commonly Confused Codes
M86112 — Acute hematogenous osteomyelitis of left radius and ulnaM86632 — Chronic osteomyelitis with draining sinus of left radius and ulnaM86232 — Subacute osteomyelitis of left radius and ulnaS52.92XA — Unspecified fracture of left forearm (trauma, not infection)M25532 — Pain in left wrist (symptom only)
Code Hierarchy
└M86Osteomyelitis└M86.1Other acute osteomyelitis└M86.13Other acute osteomyelitis, radius and ulna└M86.132Other acute osteomyelitis, left radius and ulna
└M86.132Other acute osteomyelitis, left radius and ulna