ICD Code M65.08

ICD code M6508 is used to classify a medical condition characterized by an abscess of the tendon sheath located at a site other than those specifically categorized in other ICD codes. An abscess in this context refers to a localized collection of pus that has accumulated within the tendon sheath, which is the protective covering surrounding a tendon. This condition can result from an infection or injury and may cause symptoms such as pain, swelling, and reduced mobility in the affected area. Proper diagnosis and treatment are essential to prevent further complications and to restore normal function.

When to use the ICD code M6508 (Abscess of tendon sheath, other site):

1. Presence of Abscess: A localized collection of pus within the tendon sheath, indicating an infection.

2. Location: The abscess must be located in a tendon sheath that is not specifically identified by other codes.

3. Symptoms:

- Swelling around the affected tendon sheath.

- Pain or tenderness in the area of the abscess.

- Redness or warmth over the affected site.

- Limited range of motion in the adjacent joint or limb.

- Possible systemic symptoms such as fever or malaise, indicating a more widespread infection.

4. Diagnostic Imaging: Confirmation of the abscess through imaging studies (e.g., ultrasound, MRI) that show fluid collection within the tendon sheath.

5. Clinical Evaluation: A thorough clinical assessment by a healthcare provider that supports the diagnosis of an abscess in the tendon sheath, ruling out other potential conditions.

6. Duration of Symptoms: Symptoms that have persisted for a duration consistent with an abscess formation, typically more than a few days.

7. Response to Initial Treatment: Lack of improvement or worsening of symptoms despite initial conservative management, suggesting the need for further intervention.

8. Exclusion of Other Conditions: Differential diagnosis must exclude other potential causes of similar symptoms, such as tendonitis or other types of infections.

Using the ICD code M6508 is appropriate when these diagnostic criteria and symptoms are present, ensuring accurate coding and billing for the condition.

For the ICD code M65.08, which pertains to an abscess of the tendon sheath at other sites, the relevant CPT codes that may be applicable for treatment include:

1. 26010 - Drainage of finger abscess; simple

2. 26011 - Drainage of finger abscess; complicated (e.g., felon)

3. 26020 - Drainage of tendon sheath, hand or finger

4. 26025 - Incision, deep, with drainage of abscess, bursa, or hematoma, forearm and/or wrist

5. 26030 - Incision, deep, with drainage of abscess, bursa, or hematoma, upper arm or elbow area

6. 26160 - Excision of lesion of tendon sheath or joint capsule (e.g., cyst, mucous cyst, or ganglion), hand or finger

These CPT codes are typically used for procedures related to the drainage or excision of abscesses or lesions associated with tendon sheaths. The choice of CPT code would depend on the specific location and complexity of the procedure required to treat the condition associated with ICD code M65.08. Always ensure to verify the most current coding guidelines and payer-specific requirements when selecting CPT codes for billing purposes.

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