M31.0
Hypersensitivity angiitis
Clinical Classification Guidelines
Inclusion Terms
- Goodpasture's syndrome
Medical Intelligence & Overview
Hypersensitivity angiitis, also known as Goodpasture's syndrome, is a rare autoimmune disorder characterized by inflammation of the small blood vessels in the body. This condition primarily affects the lungs and kidneys, leading to a range of health issues. It occurs when the immune system mistakenly attacks healthy tissues, causing damage and impairing their normal functions. Recognizing the signs and understanding the nature of this condition are crucial for early diagnosis and management.
Causes & Symptoms
Clinical Causes: Autoimmune response where the immune system targets the body's own blood vessels Genetic predisposition that may increase susceptibility Environmental factors such as exposure to certain drugs or chemicals Infections that may trigger immune system dysregulation Other autoimmune diseases that coexist with hypersensitivity angiitis
Key Symptoms: Coughing up blood (hemoptysis) Shortness of breath and difficulty breathing Fatigue and weakness Blood in the urine or kidney dysfunction Fever, chills, and malaise Weight loss and loss of appetite Swelling or pain in affected areas
Diagnostic & Treatment
Diagnosis Path: Blood tests to detect kidney function abnormalities and presence of specific antibodies Urinalysis to identify blood and protein in urine Chest X-rays or CT scans to visualize lung involvement Biopsy of affected tissue, often kidney or lung tissue, to confirm inflammation and immune complex deposits Serological tests for anti-glomerular basement membrane antibodies, which are characteristic of the disease
Treatment Protocols: High-dose corticosteroids to reduce inflammation Immunosuppressive medications such as cyclophosphamide or azathioprine Plasmapheresis, a procedure to remove harmful antibodies from the blood Supportive treatments for lung and kidney function, including dialysis if necessary Close monitoring for disease progression and potential relapse
Clinical Advice & FAQs
Billing Guidance
Is M31.0 a billable ICD-10 code?
Yes, M31.0 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.
Documentation
How do I report M31.0?
Clinical documentation must specify the nature of Hypersensitivity angiitis and any associated comorbidities for accurate reporting.
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