S42.252B Displaced fracture of greater tuberosity of left humerus, initial encounter for open fracture

Name of the Condition

• Displaced fracture of greater tuberosity of left humerus, initial encounter for open fracture (ICD-10 Code: S42.252B)

Summary

This condition involves a displaced fracture of the greater tuberosity, a bony prominence on the upper end of the left humerus (upper arm bone) near the shoulder joint, where the fracture is open (exposing the bone to the external environment) and this is the initial encounter for treatment. The fracture fragment is separated from its normal anatomical position, and the open nature of the injury increases infection risk.

Causes

Typically results from direct trauma to the shoulder, such as a fall onto the shoulder, a high-impact blow, or forceful muscle contraction (e.g., during sports or accidents). The open fracture occurs when the trauma creates a wound that communicates with the fracture site.

Risk Factors

• Participation in contact sports or activities with a high risk of shoulder injury.
• Osteoporosis or weakened bone density, which increases susceptibility to fractures.
• Advanced age, which may reduce bone strength.
• Previous shoulder injuries or surgeries that compromise bone integrity.

Symptoms

• Acute pain localized to the shoulder or upper arm.
• Swelling, bruising, and tenderness over the fracture site.
• Visible open wound at the shoulder, with possible bone exposure.
• Difficulty moving the arm or shoulder due to pain and instability.
• Possible deformity or prominence at the fracture site.

Diagnosis

Physical examination to assess pain, swelling, range of motion, and the open wound. Imaging tests, such as X-rays, to confirm the fracture location, displacement, and rule out associated injuries. CT scans may be used for detailed assessment of complex fractures. The open wound is evaluated for contamination or infection.

Treatment Options

• Wound Care: Cleaning and debridement of the open wound to reduce infection risk, often followed by antibiotics.
• Immobilization: Using a sling or brace to support the arm while the bone heals.
• Pain Management: Medications to reduce discomfort and inflammation.
• Surgical Intervention: May be required to realign the displaced fragment and stabilize the fracture, especially if the open wound is extensive or the fragment is severely displaced.

Prognosis and Follow-Up

Prognosis depends on the severity of the fracture, the success of treatment, and the absence of infection. Most fractures heal with proper care, but open fractures carry a higher risk of complications. Follow-up visits monitor healing, wound status, and shoulder function. Physical therapy may be recommended to restore mobility and strength.

Complications

• Infection at the open wound site.
• Nonunion or malunion of the fracture.
• Nerve or blood vessel damage near the fracture.
• Chronic shoulder pain or reduced range of motion.
• Post-traumatic arthritis in the shoulder joint.

Lifestyle & Prevention

• Avoid high-impact activities or falls that could injure the shoulder.
• Maintain bone health through a balanced diet and regular exercise.
• Use protective gear during contact sports.
• Address osteoporosis or other bone-weakening conditions with medical guidance.

When to Seek Professional Help

Seek immediate medical attention for severe pain, visible bone exposure, uncontrolled bleeding, or signs of infection (e.g., fever, increasing redness, pus). Follow up with a healthcare provider if pain worsens, swelling persists, or mobility does not improve.

Tips for Medical Coders

Document the open nature of the fracture, the initial encounter status, and the left-side specificity. Include details on wound management, surgical intervention (if performed), and any associated complications. Ensure the code aligns with the clinical documentation of the fracture’s displacement and open wound characteristics.