S72.454R Nondisplaced supracondylar fracture without intracondylar extension of lower end of right femur, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion

Name of the Condition

• Nondisplaced supracondylar fracture without intracondylar extension of lower end of right femur, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion

Summary

This condition involves a fracture at the distal (lower) end of the right femur, specifically in the supracondylar region (above the condyles). The fracture does not extend into the intracondylar area (the space between the condyles), and the bone fragments remain in their normal alignment (nondisplaced). This is a subsequent encounter for an open fracture classified as type IIIA, IIIB, or IIIC, indicating a previous open fracture with significant soft tissue damage or contamination. The fracture has healed with malunion, meaning the bone has healed in a misaligned position. This may affect knee stability and function depending on the severity of the malunion.

Causes

High-impact trauma, such as falls, motor vehicle accidents, or direct blows to the thigh. Sports injuries or physical altercations. Stress fractures from repetitive overuse or strenuous activity.

Risk Factors

• Advanced age, which may lead to decreased bone density.
• Osteoporosis or other bone-weakening conditions.
• Participation in high-risk activities or contact sports.
• Prior history of femur fractures or bone disorders.

Symptoms

• Persistent pain in the knee or thigh region, especially with movement.
• Swelling, bruising, or visible deformity of the affected leg.
• Inability to bear weight or move the leg normally.
• Possible numbness or tingling if nerves are involved.
• Altered gait or limb alignment due to malunion.

Diagnosis

Physical examination to assess pain, swelling, and limb alignment. Imaging studies, such as X-rays or CT scans, to confirm the fracture, assess malunion, and evaluate healing. Review of prior treatment and wound status to determine the fracture type and encounter stage.

Treatment Options

• Orthopedic evaluation to determine the need for corrective surgery or rehabilitation.
• Pain management with medications or physical therapy.
• Assistive devices (e.g., crutches, braces) to support mobility.
• Monitoring for complications related to malunion or open fracture healing.

Prognosis and Follow-Up

Prognosis depends on the severity of malunion and functional impact. Follow-up care may include regular imaging to assess healing and physical therapy to improve mobility. Long-term monitoring for arthritis or chronic pain is common.

Complications

• Chronic pain or stiffness in the knee or thigh.
• Reduced range of motion or mobility.
• Increased risk of future fractures due to malunion.
• Nerve or vascular damage from the original injury or malunion.

Lifestyle & Prevention

• Avoid high-impact activities that may worsen the condition.
• Use protective gear during sports or high-risk activities.
• Maintain bone health with a balanced diet and exercise.
• Follow rehabilitation plans to optimize function.

When to Seek Professional Help

Seek immediate medical attention for severe pain, swelling, or inability to move the leg. Consult a healthcare provider if symptoms worsen or new complications arise.

Tips for Medical Coders

Document the fracture type (IIIA, IIIB, or IIIC), malunion status, and subsequent encounter details. Ensure clinical notes specify the open fracture classification and evidence of malunion to support code assignment.