S72.302K Unspecified fracture of shaft of left femur, subsequent encounter for closed fracture with nonunion

Name of the Condition

• Unspecified Fracture of Shaft of Left Femur, Subsequent Encounter for Closed Fracture with Nonunion

Summary

This condition involves a break in the long, central portion of the left femur (thigh bone) that has not healed properly, as indicated by nonunion. The term "unspecified" means details about the fracture's type or displacement are not documented. The "subsequent encounter for closed fracture with nonunion" specifies this is a follow-up visit for a fracture where the skin remains intact, and healing has not occurred as expected.

Causes

Fractures of the femur shaft typically result from high-impact trauma, such as motor vehicle accidents, falls from significant heights, or direct blows to the thigh. Nonunion may occur due to inadequate immobilization, poor blood supply to the bone, infection, or severe displacement of the fracture fragments.

Risk Factors

• Advanced age with reduced bone density.
• Osteoporosis or other bone-weakening conditions.
• Smoking or poor nutrition affecting bone healing.
• Prior history of fractures or bone abnormalities.
• Inadequate initial treatment or immobilization.

Symptoms

• Persistent pain at the fracture site, often worsening with activity.
• Swelling or tenderness that does not improve over time.
• Inability to bear weight on the affected leg.
• Possible visible deformity or shortening of the leg.

Diagnosis

Physical examination to assess pain, alignment, and function. Imaging tests such as X-rays to visualize the fracture and confirm nonunion. Additional scans (e.g., CT or MRI) may be used to evaluate bone healing and blood supply.

Treatment Options

• Surgical intervention, such as bone grafting or internal fixation, to promote healing.
• External fixation devices to stabilize the fracture.
• Pain management and physical therapy to restore mobility.
• Nutritional support or smoking cessation to optimize healing.

Prognosis and Follow-Up

Prognosis depends on the severity of the nonunion and response to treatment. Regular follow-up with imaging is necessary to monitor healing. Most patients can regain function with appropriate intervention, though recovery may take several months.

Complications

• Chronic pain or disability.
• Infection at the fracture site.
• Nerve or blood vessel damage.
• Need for additional surgeries.

Lifestyle & Prevention

• Maintain a diet rich in calcium and vitamin D to support bone health.
• Avoid high-impact activities that risk further injury.
• Follow post-treatment guidelines for weight-bearing and activity.
• Quit smoking to improve bone healing.

When to Seek Professional Help

Seek immediate care if you experience severe pain, swelling, or inability to move the leg, as these may indicate complications. Contact your healthcare provider if symptoms worsen or do not improve with treatment.

Tips for Medical Coders

Document the encounter as a subsequent visit for a closed fracture with nonunion. Ensure the record specifies the fracture is closed (no open wound) and that nonunion is confirmed. Include details about prior treatments or interventions to support the diagnosis.