ICD Code M65.079

ICD code M65.079 is used to identify a medical condition characterized by an abscess of the tendon sheath located in an unspecified area of the ankle and foot. 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 lead to pain, swelling, and restricted movement in the affected area, and it often requires medical intervention to drain the abscess and treat any underlying infection. The "unspecified" designation indicates that the exact location within the ankle and foot is not detailed in the medical documentation.

When to use the ICD code for an abscess of the tendon sheath in the unspecified ankle and foot, consider the following diagnostic criteria and symptoms:

1. Presence of Localized Swelling: Noticeable swelling in the ankle or foot area, particularly around the tendon sheath.

2. Pain and Tenderness: Patient reports pain that is localized to the affected area, often exacerbated by movement or pressure.

3. Redness and Warmth: Observation of erythema (redness) and increased warmth in the area surrounding the tendon sheath.

4. Limited Range of Motion: Difficulty or pain when attempting to move the ankle or foot, indicating potential involvement of the tendon.

5. Fever or Systemic Symptoms: Patient may present with fever or other systemic signs of infection, suggesting a more widespread inflammatory response.

6. History of Trauma or Overuse: Recent history of injury, overuse, or repetitive strain to the ankle or foot that may have contributed to the development of the abscess.

7. Pus or Drainage: Presence of pus or drainage from the area, indicating an active infection.

8. Imaging Findings: Diagnostic imaging (e.g., ultrasound or MRI) reveals fluid collection or abscess formation around the tendon sheath.

9. Failure of Conservative Treatment: Lack of improvement with conservative measures such as rest, ice, compression, and elevation (RICE) or antibiotics.

10. Underlying Conditions: Consideration of any underlying conditions that may predispose the patient to abscess formation, such as diabetes or immunocompromised states.

These criteria should guide healthcare providers in determining the appropriate use of the ICD code for documentation and billing purposes.

For the ICD code M65.079, which pertains to an abscess of the tendon sheath in the unspecified ankle and foot, 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. 28001 - Incision and drainage of bursa, foot

4. 28002 - Incision and drainage below fascia, with or without tendon sheath involvement, foot; single bursal space

5. 28003 - Incision and drainage below fascia, with or without tendon sheath involvement, foot; multiple areas

These CPT codes are typically used for procedures involving the drainage or surgical intervention of abscesses in the tendon sheath area of the foot and ankle. It is important for healthcare providers to select the appropriate CPT code based on the specific procedure performed and the complexity of the case. Always ensure that the documentation supports the selected CPT code for accurate billing and reimbursement.

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