S46.329
Laceration of muscle, fascia and tendon of triceps, unspecified arm
Clinical Classification Guidelines
Medical Intelligence & Overview
A laceration of the muscle, fascia, and tendon of the triceps in the arm involves a cut or tear that affects these important structures. The triceps brachii is a large muscle on the back of the upper arm responsible for straightening the elbow joint. When it is lacerated, it can lead to pain, weakness, and impaired arm function. Such injuries can result from various incidents, including sharp objects, accidents, or trauma. Proper diagnosis and management are essential to promote healing and restore arm strength and mobility.
Causes & Symptoms
Clinical Causes: Sharp object injuries, such as knives or glass cuts Accidental trauma during sports or physical activities Falls or blunt force trauma impacting the back of the arm Industrial or workplace accidents involving machinery Surgical procedures or iatrogenic injuries
Key Symptoms: Sudden and sharp pain at the injury site Swelling and tenderness around the back of the upper arm Deformity or an obvious cut if the wound is open Weakness in fully extending the elbow Bruising and discoloration Limited movement or inability to straighten the arm fully Possible numbness or tingling if nerves are affected
Diagnostic & Treatment
Diagnosis Path: Diagnosing a laceration of the triceps muscle, fascia, and tendon typically involves a detailed physical examination, where a healthcare provider assesses wound appearance, swelling, and functional impairment. Imaging studies such as ultrasound or MRI may be used to evaluate the extent of soft tissue damage and confirm involvement of the muscle, fascia, or tendon. In some cases, the injury may be visible as an open wound, but imaging helps ascertain severity and guide treatment planning.
Treatment Protocols: Immediate wound care to control bleeding and prevent infection, including cleaning and dressing changes Surgical repair may be required to accurately sew tears in the tendon and muscle, especially if the injury is severe or involves complete ruptures Immobilization of the arm using a splint or brace to facilitate healing Pain management with appropriate medications Physical therapy to restore strength, flexibility, and full range of motion after initial healing Monitoring for signs of complications, such as infection or re-injury
Clinical Advice & FAQs
Billing Guidance
Is S46.329 a billable ICD-10 code?
Yes, S46.329 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.
Documentation
How do I report S46.329?
Clinical documentation must specify the nature of Laceration of muscle, fascia and tendon of triceps, unspecified arm and any associated comorbidities for accurate reporting.
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