ICD-10-CM Billable Code

M67.361

Transient synovitis, right knee

Clinical Classification Guidelines

Medical Intelligence & Overview

Transient synovitis of the right knee is a temporary inflammation of the synovial membrane, the lining of the knee joint. This condition is most common in children and typically causes pain and swelling without permanent joint damage. It often appears suddenly and can resemble more serious conditions, but it usually resolves on its own or with minimal treatment. Recognizing its symptoms and understanding its nature can help alleviate concerns and guide appropriate care.

Causes & Symptoms

Clinical Causes: Viral infections, especially those affecting the respiratory system Trauma or minor injury to the knee Immune system responses triggering inflammation Recent illnesses or infections that have affected overall health Sometimes no specific cause is identified (idiopathic)

Key Symptoms: Sudden onset of knee pain that may worsen with movement Swelling around the knee joint Limited range of motion or stiffness in the knee Tenderness when touching the affected area Low-grade fever in some cases Feeling of warmth or redness in the knee Limping or difficulty walking

Diagnostic & Treatment

Diagnosis Path: Diagnosing transient synovitis involves a combination of physical examination and medical history review. Doctors typically perform:

Treatment Protocols: Management of transient synovitis usually emphasizes symptomatic relief and monitoring:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

Clinical Advice & FAQs

Billing Guidance

Is M67.361 a billable ICD-10 code?
Yes, M67.361 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report M67.361?
Clinical documentation must specify the nature of Transient synovitis, right knee and any associated comorbidities for accurate reporting.

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