ICD Code M66.871

ICD code M66.871 is used to classify and document a medical diagnosis of a spontaneous rupture of other tendons in the right ankle and foot. This code is part of the International Classification of Diseases, 10th Revision (ICD-10), which is used by healthcare providers to standardize the reporting of diseases and health conditions. The term "spontaneous rupture" indicates that the tendon has torn or split without any apparent external trauma or injury, possibly due to underlying conditions such as tendon degeneration or overuse. This specific code helps in accurately capturing the patient's condition for treatment planning, billing, and statistical purposes.

When to use the ICD code for spontaneous rupture of other tendons in the right ankle and foot, consider the following diagnostic criteria and symptoms:

1. Acute Onset of Pain: Sudden and severe pain in the right ankle or foot, often described as a "pop" or tearing sensation.

2. Swelling and Bruising: Noticeable swelling and bruising around the affected area, indicating possible internal bleeding or inflammation.

3. Limited Range of Motion: Difficulty or inability to move the ankle or foot normally due to pain or mechanical instability.

4. Tenderness on Palpation: Increased sensitivity and pain when pressure is applied to the area around the tendon.

5. Functional Impairment: Inability to bear weight on the affected foot or perform normal activities, such as walking or running.

6. History of Trauma: Recent history of injury or trauma to the ankle or foot, including falls, sports injuries, or accidents.

7. Chronic Tendon Issues: Previous history of tendonitis or other chronic conditions affecting the tendons in the ankle or foot.

8. Diagnostic Imaging Findings: Confirmation of tendon rupture through imaging studies such as MRI or ultrasound, showing discontinuity or retraction of the tendon.

9. Exclusion of Other Conditions: Ruling out other potential causes of ankle or foot pain, such as fractures, ligament injuries, or arthritis.

10. Patient Age and Activity Level: Consideration of the patient's age and activity level, as these factors may influence the likelihood of tendon rupture.

These criteria should guide healthcare providers in determining the appropriate use of the ICD code for this specific condition.

For the ICD code M66.871, which pertains to the spontaneous rupture of other tendons in the right ankle and foot, the relevant CPT codes that may be applicable for treatment include:

1. 27650 - Repair, primary, open or percutaneous, of ruptured Achilles tendon.

2. 27652 - Repair, primary, open or percutaneous, of ruptured tendon, other than Achilles, in the ankle or foot.

3. 27654 - Repair, secondary, of ruptured tendon, with or without graft, in the ankle or foot.

4. 27658 - Repair, flexor tendon, in the ankle or foot.

5. 27659 - Repair, extensor tendon, in the ankle or foot.

These CPT codes are typically used for surgical interventions related to tendon ruptures in the specified area. It's important for healthcare providers to select the appropriate code based on the specific procedure performed. Always ensure that the documentation supports the selected CPT code to facilitate accurate billing and reimbursement.

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