M65.321
Trigger finger, right index finger
Clinical Classification Guidelines
Medical Intelligence & Overview
Trigger finger, also known as stenosing tenosynovitis, is a condition that causes pain, stiffness, and a catching sensation when you try to bend or straighten your finger. Specifically affecting the right index finger, this condition can interfere with everyday activities and, if left untreated, may lead to persistent discomfort or limited finger movement. It occurs when the flexor tendons that facilitate finger movement become inflamed or swollen, making it difficult for the tendon to glide smoothly through the pulley system in the finger.
Causes & Symptoms
Clinical Causes: Repeated gripping or grasping actions, often related to manual work or hobbies Injury or trauma to the finger or hand Inflammatory conditions such as rheumatoid arthritis Underlying medical conditions including diabetes or gout Age-related degenerative changes affecting tendon health
Key Symptoms: A painful bump or nodule at the base of the affected finger Stiffness in the finger, especially in the morning A clicking, popping, or catching sensation when moving the finger Difficulty fully flexing or extending the finger Pain that may worsen with activity or after periods of rest
Diagnostic & Treatment
Diagnosis Path: Diagnosis primarily involves a physical examination where a healthcare provider will observe the finger's movement and palpate the affected area for a nodule or swelling. They may ask the patient to perform specific movements to assess the range of motion and any catching sensations. In some cases, imaging tests such as ultrasound or X-rays might be used to rule out other conditions or confirm inflammation of the tendons.
Treatment Protocols: Treatment options for trigger finger typically include non-surgical and surgical interventions:
Clinical Advice & FAQs
Billing Guidance
Is M65.321 a billable ICD-10 code?
Yes, M65.321 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.
Documentation
How do I report M65.321?
Clinical documentation must specify the nature of Trigger finger, right index finger and any associated comorbidities for accurate reporting.
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