S72.332N Displaced oblique fracture of shaft of left femur, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion

Name of the Condition

• Displaced Oblique Fracture of Shaft of Left Femur, Subsequent Encounter for Open Fracture Type IIIA, IIIB, or IIIC with Nonunion

Summary

A displaced oblique fracture of the shaft of the left femur, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion, is a break in the long, central portion of the left thigh bone where the fracture line runs at an angle, and the bone fragments are misaligned. This condition is classified as a subsequent encounter, indicating ongoing care for a previously treated fracture. The fracture is open (type IIIA, IIIB, or IIIC), meaning the overlying skin is breached with significant soft tissue damage, and nonunion is present, indicating the fracture has failed to heal properly.

Causes

Such fractures typically result from high-impact trauma, such as motor vehicle accidents, falls from significant heights, or direct force to the thigh. Rotational or axial loading injuries, common in sports or industrial settings, can also cause this type of break. Open fractures occur when the trauma is severe enough to penetrate the skin, exposing the fracture site. Nonunion may develop due to inadequate initial treatment, poor blood supply, infection, or excessive movement at the fracture site.

Risk Factors

• Participation in high-impact sports or activities.
• Osteoporosis or other bone-weakening conditions.
• Advanced age, due to decreased bone density.
• Prior history of fractures or bone abnormalities.
• Trauma or accidents involving significant force.
• Inadequate initial fracture management or complications like infection.

Symptoms

• Persistent or recurrent pain at the fracture site.
• Swelling, bruising, or tenderness around the fracture area.
• Inability to bear weight on the affected leg.
• Visible deformity or shortening of the leg (due to displacement).
• Possible drainage or signs of infection if the fracture is open.
• Limited range of motion in the hip or knee.

Diagnosis

Physical examination to assess pain, alignment, and function. Imaging tests such as X-rays to visualize the fracture and check for nonunion. CT scans may be used to evaluate the extent of bone damage and soft tissue involvement. Laboratory tests to detect infection or assess healing status.

Treatment Options

Surgical intervention, such as internal fixation with plates or nails, to stabilize the fracture and promote healing. Bone grafting may be necessary to address nonunion. Antibiotics or wound care for open fractures to prevent or treat infection. Physical therapy to restore strength and mobility once healing progresses.

Prognosis and Follow-Up

Prognosis depends on the severity of the fracture, presence of infection, and response to treatment. Nonunion may require additional procedures to achieve healing. Regular follow-up with imaging to monitor progress. Long-term rehabilitation may be needed to regain full function.

Complications

• Infection at the fracture site.
• Delayed or failed healing (nonunion).
• Nerve or blood vessel damage.
• Chronic pain or arthritis.
• Limb length discrepancy or deformity.
• Reduced mobility or functional impairment.

Lifestyle & Prevention

Avoid high-impact activities that risk injury. Maintain bone health through proper nutrition (e.g., calcium, vitamin D) and exercise. Use protective gear during sports or work. Follow post-treatment guidelines to support healing and prevent re-injury.

When to Seek Professional Help

Seek immediate care for severe pain, swelling, or signs of infection (e.g., fever, drainage). Contact a healthcare provider if symptoms worsen or do not improve with treatment, or if there is new numbness, tingling, or weakness in the leg.

Tips for Medical Coders

Document the fracture type (IIIA, IIIB, or IIIC) and the presence of nonunion clearly. Specify the encounter as "subsequent" and note the open fracture classification. Include details on treatment provided and any complications to support accurate coding. Ensure documentation aligns with the clinical findings and treatment timeline.