Codes / ICD10CM / S42.03

S42.03 Fracture of lateral end of clavicle

ICD10CM code

ICD10CM

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Name of the Condition

  • Fracture of lateral end of clavicle

Summary

A fracture of the lateral end of the clavicle involves a break at the outer portion of the collarbone, near the shoulder joint. This type of fracture may vary in severity, from minor cracks to complete breaks, and can affect alignment depending on the force of the injury.

Causes

Clavicle fractures typically result from direct trauma to the shoulder, such as a fall onto the shoulder, a blow to the area, or a forceful impact during sports or accidents. Falls onto an outstretched hand may also transmit stress to the clavicle, leading to fracture.

Risk Factors

  • Participation in contact sports or high-impact activities.
  • Osteoporosis or weakened bone density.
  • Older age, due to increased fall risk and bone fragility.
  • Previous shoulder or clavicle injuries.

Symptoms

  • Pain, swelling, or tenderness over the lateral clavicle.
  • Bruising or discoloration around the shoulder.
  • Difficulty moving the arm or shoulder.
  • A visible bump or deformity at the fracture site.

Diagnosis

Diagnosis begins with a physical examination to assess pain, swelling, and deformity. Imaging, typically X-rays, confirms the fracture and its location. In complex cases, CT or MRI may be used to evaluate alignment or associated soft tissue damage.

Treatment Options

  • Immobilization with a sling or brace to support healing.
  • Pain management with analgesics or anti-inflammatory medications.
  • Physical therapy to restore mobility and strength after healing.
  • Surgical intervention for severe or displaced fractures.

Prognosis and Follow-Up

Most fractures of the lateral clavicle heal well with proper immobilization and care. Follow-up appointments monitor healing progress, and physical therapy may be recommended to regain full function. Recovery time varies based on fracture severity and treatment.

Complications

  • Nonunion or delayed healing, especially in severe fractures.
  • Malunion, where the bone heals in a misaligned position.
  • Nerve or blood vessel damage near the fracture site.
  • Chronic pain or reduced shoulder mobility.

Lifestyle & Prevention

  • Use protective gear during contact sports.
  • Maintain bone health through adequate calcium and vitamin D intake.
  • Avoid high-risk activities without proper safety measures.
  • Practice fall prevention strategies, especially for older adults.

When to Seek Professional Help

Seek immediate medical attention if you experience severe pain, visible deformity, inability to move the arm, or signs of infection (e.g., redness, pus) at the injury site.

Tips for Medical Coders

Document the fracture location (lateral end of clavicle) and any associated details, such as displacement or open wound status, to ensure accurate coding. Include clinical notes on injury mechanism, imaging results, and treatment provided to support code assignment.

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