Overview of CPT Code 24340:Arthroscopic shoulder synovectomy
CPT Code 24340 refers to an arthroscopic procedure performed to remove the synovial membrane from the shoulder joint. This procedure is typically indicated for patients suffering from chronic inflammatory conditions affecting the shoulder, such as rheumatoid arthritis or synovitis.
When CPT Code 24340 is Used?
This procedure is appropriate in various clinical scenarios.
- Chronic shoulder pain due to synovitis.
- Rheumatoid arthritis affecting the shoulder joint.
- Persistent joint swelling and inflammation not responding to conservative treatments.
- Diagnostic purposes to assess joint pathology.
Symptoms Indicating This Procedure
Patients may report several symptoms that lead to the consideration of this procedure.
- Persistent shoulder pain, especially during movement.
- Swelling and tenderness around the shoulder joint.
- Limited range of motion in the shoulder.
- Joint stiffness, particularly in the morning or after periods of inactivity.
Causes and Risk Factors
Understanding the underlying causes can help in managing the condition.
- Rheumatoid arthritis.
- Osteoarthritis.
- Previous shoulder injuries or surgeries.
- Genetic predisposition to autoimmune diseases.
Diagnostic Tests Before Procedure
Several tests may be conducted to confirm the need for this procedure.
- MRI of the shoulder to visualize soft tissue structures.
- X-rays to assess joint damage.
- Ultrasound to evaluate joint effusion.
- Arthrocentesis to analyze synovial fluid.
Procedure Description
The procedure is performed using minimally invasive techniques.
- Patient is placed under general or regional anesthesia.
- Small incisions are made around the shoulder joint.
- An arthroscope is inserted to visualize the joint.
- The synovial membrane is carefully removed using specialized instruments.
- The joint is irrigated and inspected for any additional issues.
- Incisions are closed with sutures or adhesive strips.
Preparation for the Procedure
Proper preparation is essential for a successful outcome.
- Discuss any medications with your doctor, especially blood thinners.
- Avoid eating or drinking for several hours before the procedure.
- Arrange for transportation home post-surgery.
- Wear loose-fitting clothing on the day of the procedure.
Recovery and Aftercare
Recovery times can vary, but some general guidelines apply.
- Rest the shoulder and avoid heavy lifting for several weeks.
- Follow up with physical therapy as recommended.
- Keep the surgical site clean and dry.
- Use prescribed pain medications as needed.
Possible Complications
While complications are rare, they can occur.
- Infection at the surgical site.
- Bleeding or hematoma formation.
- Nerve or blood vessel injury.
- Persistent pain or stiffness in the shoulder.


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Learn morePost-Procedure Follow-Up
Regular follow-up is crucial for monitoring recovery.
- Initial follow-up appointment within 1-2 weeks post-surgery.
- Physical therapy sessions as prescribed.
- Ongoing assessment of shoulder function and pain levels.
Alternative Treatments
There are non-surgical options available for managing symptoms.
- Physical therapy to improve strength and flexibility.
- Corticosteroid injections to reduce inflammation.
- Nonsteroidal anti-inflammatory drugs (NSAIDs) for pain relief.
- Activity modification and rest.
Home Care Tips
Simple tips can aid in recovery at home.
- Apply ice packs to reduce swelling.
- Keep the arm elevated to minimize discomfort.
- Engage in gentle range-of-motion exercises as tolerated.
- Monitor for signs of infection, such as increased redness or discharge.
Patient Education & Prevention
Education is key to preventing recurrence.
- Understand the importance of shoulder exercises.
- Avoid repetitive overhead activities that strain the shoulder.
- Maintain a healthy weight to reduce joint stress.
- Regular check-ups for chronic conditions like arthritis.
Billing and Coding Information
CPT Code: 24340
Category: Surgical Procedures
Common Modifiers:
- 50 - Bilateral procedure
- RT - Right side
- LT - Left side
Average Cost and Insurance Coverage
Costs can vary based on several factors.
- Average cost ranges from $5,000 to $15,000.
- Insurance typically covers the procedure if deemed medically necessary.
- Out-of-pocket costs depend on the insurance plan and deductible.
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