ICD Code M66.139

ICD code M66.139 is used to classify a medical condition where there is a rupture of the synovium in an unspecified wrist. The synovium is a specialized connective tissue that lines the inner surface of capsules of synovial joints and tendon sheaths. A rupture in this area can lead to pain, swelling, and impaired movement in the affected wrist. The term "unspecified" indicates that the documentation does not specify whether the rupture occurred in the left or right wrist. This code is essential for healthcare providers to accurately document and communicate the diagnosis for treatment planning and insurance billing purposes.

When to use the ICD code for "Rupture of synovium, unspecified wrist":

1. Clinical Presentation:
- Patient reports pain and swelling in the wrist area.
- Limited range of motion in the wrist joint.

2. Physical Examination Findings:
- Tenderness upon palpation of the wrist.
- Possible visible deformity or abnormal positioning of the wrist.

3. Imaging Studies:
- MRI or ultrasound shows evidence of synovial rupture.
- X-rays may rule out fractures or other bony abnormalities.

4. History of Injury:
- Recent trauma or repetitive strain to the wrist.
- Previous history of wrist conditions or surgeries that may predispose to synovial rupture.

5. Associated Symptoms:
- Presence of joint effusion or fluid accumulation in the wrist.
- Signs of inflammation, such as warmth or redness around the joint.

6. Exclusion of Other Conditions:
- Differential diagnosis has ruled out other causes of wrist pain, such as fractures, ligament injuries, or arthritis.

7. Duration of Symptoms:
- Symptoms have persisted for a specific duration that aligns with the clinical diagnosis of a rupture.

8. Response to Initial Treatment:
- Lack of improvement with conservative management (e.g., rest, ice, compression, elevation).

By adhering to these diagnostic criteria and symptoms, healthcare providers can accurately determine when to utilize the appropriate ICD code for documentation and billing purposes.

For the ICD code M66.139, which pertains to the rupture of synovium in an unspecified wrist, the relevant CPT codes that may be applicable for treatment include:

1. 29846 - Arthroscopy, wrist, surgical; excision and/or repair of triangular fibrocartilage and/or joint debridement.

2. 29847 - Arthroscopy, wrist, surgical; synovectomy, partial.

3. 29848 - Arthroscopy, wrist, surgical; synovectomy, complete.

4. 25115 - Radical excision of bursa, synovia of wrist, or forearm tendon sheath.

5. 25116 - Radical resection of bursa, synovia of wrist, or forearm tendon sheath, with or without tendon repair.

These CPT codes are commonly used for procedures that address issues related to the synovium in the wrist, including ruptures. It is important for healthcare providers to verify the specific procedures performed and ensure accurate coding for proper billing and reimbursement.

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