M65.0
Abscess of tendon sheath
Clinical Classification Guidelines
Use Additional Code
- code (B95-B96) to identify bacterial agent.
Medical Intelligence & Overview
An abscess of the tendon sheath is a localized infection that causes a pocket of pus to form within the protective covering surrounding a tendon. Tendons are fibrous tissues that connect muscles to bones, enabling movement and stability. When a tendon sheath becomes infected and filled with pus, it can lead to swelling, pain, and functional impairment of the affected finger or limb. This condition often requires prompt medical attention to prevent further complications and preserve mobility.
Causes & Symptoms
Clinical Causes: Bacterial infections, commonly caused by Staphylococcus aureus or Streptococcus species Injury or trauma that introduces bacteria directly into the tendon sheath Spread of infection from nearby skin wounds or cellulitis Repeated use or overuse leading to minor injuries or micro-tears that can become infected Underlying conditions such as diabetes or immunosuppression that increase susceptibility to infection
Key Symptoms: Localized swelling and tenderness along the course of the affected tendon Pain that worsens with movement or pressure Redness and warmth over the affected area Restricted movement or stiffness in the affected finger or limb Sometimes, a palpable fluctuant mass indicating pus collection Possible fever or general feeling of illness if infection is widespread
Diagnostic & Treatment
Diagnosis Path: Diagnosis typically involves a physical examination to assess swelling, tenderness, and range of motion. Healthcare providers may perform the following tests:
Treatment Protocols: Management of an abscess of the tendon sheath usually requires medical intervention to drain the pus and treat the infection. Typical approaches include:
Clinical Advice & FAQs
Billing Guidance
Is M65.0 a billable ICD-10 code?
Yes, M65.0 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.
Documentation
How do I report M65.0?
Clinical documentation must specify the nature of Abscess of tendon sheath and any associated comorbidities for accurate reporting.
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