S52.231F Displaced oblique fracture of shaft of right ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing

Name of the Condition

• Displaced Oblique Fracture of Shaft of Right Ulna, Subsequent Encounter for Open Fracture Type IIIA, IIIB, or IIIC with Routine Healing
• ICD Code: S52.231F
• Also referred to as: Right Ulna Shaft Fracture (Open, Subsequent)

Summary

A displaced oblique fracture of the shaft of the right ulna is a break in the long, straight portion of the ulna bone (one of the two forearm bones) where the fracture line is angled and the bone fragments are misaligned. This code applies to a subsequent medical encounter for an open fracture classified as type IIIA, IIIB, or IIIC, indicating significant soft tissue damage, and specifies that the fracture is healing routinely without complications.

Causes

Direct trauma to the forearm, such as from a fall, blow, or accident. High-impact injuries, including sports-related incidents or motor vehicle collisions. Indirect forces transmitted through the wrist or elbow, potentially causing an angled break in the ulna shaft.

Risk Factors

• Participation in contact sports or activities with a high risk of falls.
• Osteoporosis or other conditions that weaken bone density.
• Previous fractures or bone abnormalities that may predispose to injury.
• Advanced age, which can reduce bone strength.

Symptoms

• Pain and tenderness localized to the forearm.
• Swelling and bruising around the injured area.
• Difficulty moving the arm, wrist, or hand due to pain or instability.
• Possible visible deformity at the fracture site.

Diagnosis

Physical examination to assess swelling, bruising, and range of motion. Imaging tests, such as X-rays, to visualize the fracture and confirm alignment. Evaluation of soft tissue damage to classify the open fracture type (IIIA, IIIB, or IIIC).

Treatment Options

Stabilization of the fracture, often with casting or splinting, to promote healing. Surgical intervention may be required for severe misalignment or open fractures. Pain management and physical therapy to restore function as healing progresses.

Prognosis and Follow-Up

With routine healing, most fractures recover fully over several weeks to months. Follow-up appointments monitor progress and adjust treatment as needed. Full return to normal activities is typically expected with proper care.

Complications

Delayed healing or nonunion if the fracture does not mend properly. Infection risk in open fractures, especially with significant soft tissue damage. Potential for long-term stiffness or reduced range of motion.

Lifestyle & Prevention

Avoid high-risk activities that may lead to falls or direct trauma. Maintain bone health through adequate nutrition and exercise. Use protective gear during sports or activities with a risk of injury.

When to Seek Professional Help

Persistent pain, swelling, or deformity at the fracture site. Signs of infection, such as redness, warmth, or drainage. Difficulty moving the arm or wrist after initial treatment.

Tips for Medical Coders

Document the fracture type (IIIA, IIIB, or IIIC) and confirm routine healing status. Ensure the encounter is classified as subsequent, not initial, for accurate coding. Include details of soft tissue involvement and healing progress in clinical notes.