ICD-10-CM Billable Code

B27.92

Infectious mononucleosis, unspecified with meningitis

Clinical Classification Guidelines

Medical Intelligence & Overview

Infectious mononucleosis, often called 'mono,' is a viral infection typically caused by the Epstein-Barr virus. When this infection is accompanied by meningitis, an inflammation of the membranes surrounding the brain and spinal cord, it can lead to more serious health concerns. The ICD-10 code B27.92 is used by healthcare providers to specifically identify cases of infectious mononucleosis with meningitis. While mono alone is common and usually mild, the addition of meningitis requires careful medical attention and management to prevent complications.

Causes & Symptoms

Clinical Causes: Primarily caused by the Epstein-Barr virus (EBV), which spreads through saliva. In rare cases, other viruses can cause similar symptoms. Close contact with an infected person increases transmission risk. Sharing drinks, utensils, or touching contaminated surfaces can facilitate virus spread.

Key Symptoms: Prolonged fatigue Fever and chills Sore throat, often with swollen tonsils Swollen lymph nodes in neck and armpits Muscle aches and weakness Loss of appetite Headache Meningitis symptoms such as severe headache, neck stiffness, sensitivity to light, and altered mental state Nausea or vomiting Sensitivity to sound and difficulty concentrating

Diagnostic & Treatment

Diagnosis Path: Physical examination to check for swollen lymph nodes, throat inflammation, and neck stiffness Blood tests to detect atypical lymphocytes and specific antibodies against EBV Serology tests to identify viral markers Lumbar puncture (spinal tap) to analyze cerebrospinal fluid for signs of meningitis Imaging studies like MRI or CT scans if neurological symptoms are severe

Treatment Protocols: Adequate rest to help the immune system fight the infection Hydration to prevent dehydration Over-the-counter medications like acetaminophen or ibuprofen for fever and pain relief Corticosteroids in some cases to reduce severe inflammation or airway issues Monitoring for neurological symptoms and complications associated with meningitis Avoiding strenuous activity or contact sports to prevent spleen rupture, a rare complication of mono Treatment of any secondary bacterial infections if they occur

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 B27.92 a billable ICD-10 code?
Yes, B27.92 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report B27.92?
Clinical documentation must specify the nature of Infectious mononucleosis, unspecified with meningitis and any associated comorbidities for accurate reporting.

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