S72.121F Displaced fracture of lesser trochanter of right femur, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing

Name of the Condition

• Displaced fracture of lesser trochanter of right femur, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing

Summary

This condition describes a displaced fracture of the lesser trochanter in the right femur, occurring during a subsequent encounter for an open fracture classified as type IIIA, IIIB, or IIIC, with evidence of routine healing. The lesser trochanter is a bony prominence on the femur that serves as a muscle attachment site. Open fractures involve a breach of the skin, increasing infection risk, and the "subsequent encounter" indicates follow-up care after the initial injury. Routine healing suggests the fracture is progressing without complications.

Causes

Displaced fractures of the lesser trochanter typically result from high-energy trauma, such as falls or direct impact. Open fractures (type IIIA, IIIB, or IIIC) occur when the overlying skin is compromised, often due to the force of injury. Underlying bone weakness from conditions like osteoporosis may contribute to fracture susceptibility. The "subsequent encounter" implies the fracture has been previously treated, and the current encounter focuses on monitoring healing.

Risk Factors

• Advanced age, particularly in individuals with osteoporosis.
• Participation in high-impact activities or trauma-prone occupations.
• Conditions that weaken bone structure, such as osteoporosis or metastatic disease.
• History of prior fractures or falls.
• Open fracture type (IIIA, IIIB, or IIIC) indicating severe soft tissue damage.

Symptoms

• Persistent or resolving hip or groin pain, potentially worsened by movement.
• Visible wound or laceration at the fracture site (indicating an open fracture).
• Swelling, bruising, or deformity around the hip.
• Difficulty bearing weight on the affected leg (may improve with healing).
• Signs of routine healing, such as reduced pain or improved mobility.

Diagnosis

Physical examination assesses range of motion, tenderness, and wound healing. Imaging, such as X-rays or CT scans, confirms fracture alignment and evidence of routine healing. Laboratory tests may evaluate infection risk or healing progress. Documentation must specify the open fracture type (IIIA, IIIB, or IIIC) and confirm routine healing.

Treatment Options

• Monitoring of fracture healing through follow-up imaging or clinical assessment.
• Wound care for open fracture sites to prevent infection.
• Pain management with medications or physical therapy.
• Gradual return to weight-bearing activities as healing progresses.
• Surgical intervention if healing is delayed or complications arise.

Prognosis and Follow-Up

Prognosis is generally favorable with routine healing, though open fractures carry higher infection risk. Follow-up care focuses on assessing healing progress, managing pain, and restoring function. Regular imaging and clinical evaluations ensure the fracture heals without complications. Long-term outcomes depend on fracture severity and adherence to treatment.

Complications

• Infection at the open fracture site.
• Delayed or nonunion of the fracture.
• Persistent pain or limited mobility.
• Muscle weakness or functional impairment.
• Need for additional surgical intervention.

Lifestyle & Prevention

• Maintain bone health through adequate calcium and vitamin D intake.
• Engage in weight-bearing exercises to strengthen bones.
• Use protective gear during high-impact activities.
• Address fall risks, especially in older adults.
• Follow post-injury care instructions to support healing.

When to Seek Professional Help

• Increasing pain, swelling, or redness at the fracture site.
• Signs of infection, such as fever or pus.
• Difficulty bearing weight or worsening mobility.
• New or worsening deformity.
• Concerns about healing progress.

Tips for Medical Coders

Document the open fracture type (IIIA, IIIB, or IIIC) and confirm routine healing to support this code. Ensure the encounter is classified as "subsequent" and specify the right femur and lesser trochanter displacement. Clinical notes should reflect healing status and any ongoing care related to the fracture.