Overview of CPT Code 20697:Arthrocentesis, aspiration, and/or injection into a major joint or bursa
CPT Code 20697 refers to the procedure of arthrocentesis, which involves the aspiration of fluid from a major joint or bursa, or the injection of medication into the joint space. This procedure is commonly performed to relieve pain, reduce swelling, and diagnose joint disorders.
When CPT Code 20697 is Used?
Arthrocentesis is indicated in various clinical scenarios.
- Joint swelling or effusion
- Suspected joint infection
- Gout or pseudogout flare-ups
- Chronic joint pain management
- Diagnostic evaluation of joint fluid
Symptoms Indicating This Procedure
Patients may present with several symptoms that warrant arthrocentesis.
- Swelling around the joint
- Pain or tenderness in the joint
- Limited range of motion
- Warmth or redness over the joint
- Joint stiffness
Causes and Risk Factors
Several factors can lead to the need for arthrocentesis.
- Arthritis (osteoarthritis, rheumatoid arthritis)
- Injury or trauma to the joint
- Infection (septic arthritis)
- Metabolic disorders (gout)
- Previous joint surgeries
Diagnostic Tests Before Procedure
Certain tests may be conducted to guide the decision for arthrocentesis.
- X-rays to assess joint structure
- Ultrasound to visualize joint effusion
- Blood tests for inflammatory markers
- Joint fluid analysis if previously aspirated
Procedure Description
The following steps outline the arthrocentesis procedure.
- Patient is positioned comfortably.
- Skin over the joint is cleaned with antiseptic.
- Local anesthesia may be administered.
- A sterile needle is inserted into the joint space.
- Fluid is aspirated if present, or medication is injected.
- Needle is removed, and a bandage is applied.
Preparation for the Procedure
Patients should follow specific guidelines before undergoing arthrocentesis.
- Inform the doctor of any medications being taken.
- Avoid blood thinners or anti-inflammatory medications as directed.
- Wear loose-fitting clothing to allow access to the joint.
- Arrive at the appointment with a support person if needed.
Recovery and Aftercare
Post-procedure care is essential for optimal recovery.
- Rest the joint for 24 hours post-procedure.
- Apply ice to reduce swelling.
- Take prescribed pain medications as needed.
- Monitor for signs of infection (redness, swelling, fever).
- Follow up with the healthcare provider as instructed.
Possible Complications
While generally safe, arthrocentesis carries some risks.
- Infection at the injection site
- Bleeding or hematoma formation
- Nerve or blood vessel injury
- Allergic reaction to injected medication
- Persistent pain or swelling


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Learn morePost-Procedure Follow-Up
Follow-up care is crucial for monitoring recovery.
- Schedule a follow-up appointment within a week.
- Report any unusual symptoms immediately.
- Discuss the results of any fluid analysis performed.
- Evaluate the effectiveness of the treatment.
Alternative Treatments
Several non-surgical options may be considered.
- Physical therapy to improve joint function
- Oral anti-inflammatory medications
- Corticosteroid injections without aspiration
- Heat or cold therapy
- Lifestyle modifications (weight loss, exercise)
Home Care Tips
Patients can take steps to aid their recovery at home.
- Keep the joint elevated when resting.
- Avoid strenuous activities for a few days.
- Use over-the-counter pain relievers as needed.
- Stay hydrated and maintain a balanced diet.
Patient Education & Prevention
Education is key to preventing joint issues.
- Maintain a healthy weight to reduce joint stress.
- Engage in regular low-impact exercise.
- Avoid repetitive joint strain.
- Stay informed about joint health and conditions.
Billing and Coding Information
CPT Code: 20697
Category: Surgical Procedures
Common Modifiers:
- 50 (bilateral procedure)
- RT (right side)
- LT (left side)
Average Cost and Insurance Coverage
Costs can vary based on location and insurance.
- Average cost ranges from $200 to $600.
- Most insurance plans cover the procedure.
- Check with your provider for specific coverage details.
Related CPT Codes
References and Sources