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8D67 Intracranial arachnoid cyst

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2024-01

A fluid filled cavity within the arachnoid membrane which may be congenital or acquired. Acquired causes include trauma, infection and surgery. The most common site is the middle cranial fossa. Factors that influence whether the cyst causes symptoms include its size and location. Symptoms if present may include headache, dizziness, nausea and vomiting, seizures, developmental delay

synonyms

• Intracranial arachnoid cyst
• arachnoid brain cyst
• arachnoid cerebral cyst
• arachnoid cyst
• intracranium cyst NOS
• Cerebellopontine cyst
• cerebellopontine arachnoid cyst
• Subarachnoid cyst

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