ICD-10-CM Billable Code

M61.25

Paralytic calcification and ossification of muscle, thigh

Clinical Classification Guidelines

Medical Intelligence & Overview

Paralytic calcification and ossification of the thigh muscles, coded as ICD-10 M61.25, is a rare condition characterized by abnormal calcium deposits and bone formation within muscle tissues. This condition often arises after paralysis or muscle injury, leading to stiffness, pain, and reduced mobility in the affected limb. Recognizing this condition is crucial for proper management and improving quality of life for those affected.

Causes & Symptoms

Clinical Causes: Previous muscle trauma or injury Nerve damage leading to paralysis Prolonged immobility or paralysis after stroke or injury Disorders causing abnormal calcium metabolism Local tissue ischemia or infection

Key Symptoms: Muscle stiffness and hardening in the thigh Pain or discomfort in the affected area Reduced range of motion or mobility in the thigh Swelling or palpable hard masses within the muscle Potential skin changes over the affected muscles In some cases, muscle weakness or paralysis

Diagnostic & Treatment

Diagnosis Path: Physical examination to assess muscle firmness and movement limitations X-rays to detect calcification or ossification within the muscle tissue Ultrasound imaging to evaluate the extent of tissue involvement Computed Tomography (CT) scans for detailed visualization of calcium deposits or bone formation Magnetic Resonance Imaging (MRI) for detailed soft tissue assessment Blood tests to rule out metabolic causes

Treatment Protocols: Physical therapy to maintain joint mobility and muscle flexibility Medications such as nonsteroidal anti-inflammatory drugs (NSAIDs) for pain relief Physical modalities like heat therapy to reduce stiffness In some cases, surgical removal of calcified or ossified tissue may be necessary Addressing underlying causes, such as nerve injury or metabolic disorders Use of immobilization devices to limit movement and prevent further calcification

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 M61.25 a billable ICD-10 code?
Yes, M61.25 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report M61.25?
Clinical documentation must specify the nature of Paralytic calcification and ossification of muscle, thigh and any associated comorbidities for accurate reporting.

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