S62.633P Displaced fracture of distal phalanx of left middle finger, subsequent encounter for fracture with malunion

Name of the Condition

• Displaced fracture of distal phalanx of left middle finger, subsequent encounter for fracture with malunion

Summary

A displaced fracture of the distal phalanx of the left middle finger, subsequent encounter for fracture with malunion, refers to a break in the fingertip bone where fragments have shifted out of alignment, and healing has occurred with improper bone union. This condition is part of the fracture healing process and may involve persistent pain, limited mobility, or deformity due to the malaligned bone.

Causes

This condition arises from a previous traumatic injury to the left middle finger, such as a crush, fall, or direct blow, that resulted in a displaced fracture. Malunion occurs when the bone fragments heal in a non-anatomical position, often due to inadequate immobilization, poor blood supply, or severe initial displacement.

Risk Factors

• Delayed or inadequate initial fracture treatment.
• High-impact trauma causing significant bone displacement.
• Poor adherence to immobilization or rehabilitation protocols.
• Underlying conditions affecting bone healing, such as diabetes or smoking.

Symptoms

• Persistent pain or discomfort at the fingertip.
• Visible or palpable deformity of the finger.
• Limited range of motion or stiffness.
• Swelling or tenderness around the fracture site.
• Possible functional impairment, such as difficulty gripping objects.

Diagnosis

A healthcare provider will assess the finger’s alignment, mobility, and tenderness. Imaging, typically X-rays, is used to confirm malunion by evaluating bone position, callus formation, and joint alignment. Comparison with prior imaging may help determine the extent of displacement.

Treatment Options

• Monitoring: For asymptomatic or mildly symptomatic cases with minimal functional impact.
• Physical Therapy: To improve range of motion and strength.
• Orthotic Devices: Splints or braces to support the finger during healing or rehabilitation.
• Surgical Intervention: Osteotomy (bone realignment) or joint reconstruction for significant deformity or functional impairment.

Prognosis and Follow-Up

Prognosis depends on the severity of malunion and functional impact. Most patients experience improved symptoms with treatment, though residual stiffness or deformity may persist. Regular follow-up appointments monitor healing, function, and the need for further intervention.

Complications

• Chronic pain or arthritis in the fingertip joint.
• Persistent deformity affecting hand function.
• Reduced grip strength or dexterity.
• Nerve or tendon irritation from malaligned bone.

Lifestyle & Prevention

• Avoid re-injury by using protective gear during activities.
• Follow rehabilitation guidelines to optimize healing.
• Maintain bone health through proper nutrition and exercise.
• Use ergonomic tools to reduce strain on the fingers.

When to Seek Professional Help

Seek care if pain worsens, swelling increases, or mobility declines significantly. Prompt evaluation is needed for signs of infection, severe deformity, or inability to perform daily tasks.

Tips for Medical Coders

Document the subsequent encounter, malunion status, and left middle finger specificity. Include details on prior treatment, current functional impact, and imaging findings to support code assignment. Ensure alignment with clinical notes and encounter timing.