G96.811

Clinical Causes: Spontaneous tears or leaks in the dura mater, the protective covering around the brain and spinal cord. Degeneration or weakening of the connective tissue structures in the spinal column. Certain connective tissue disorders, such as Ehlers-Danlos syndrome or Marfan syndrome. Intracranial pressure fluctuations related to increased venous pressure or vascular anomalies. Idiopathic, meaning the exact cause often remains unknown despite thorough investigation.

Key Symptoms: Intense headache that worsens when standing or sitting upright and improves when lying down. Neck stiffness or pain. Nausea and vomiting. Sensitivity to light (photophobia) and sound (phonophobia). Tinnitus or ringing in the ears. Visual disturbances, such as blurred vision or double vision. Dizziness or balance problems. In some cases, cognitive changes or altered mental state.

Diagnosis Path: Diagnosis typically involves a combination of clinical evaluation and imaging studies. Magnetic resonance imaging (MRI) of the brain and spine can reveal characteristic signs of intracranial hypotension, such as brain sagging, meningeal enhancement, or venous distension. Conversely, specialized tests like MRI myelography or radionuclide cisternography may be used to detect CSF leaks. A thorough medical history and physical examination are critical to differentiate this condition from other causes of headaches and neurological symptoms.

Treatment Protocols: Management of spontaneous intracranial hypotension often starts with conservative approaches, including bed rest, hydration, and caffeine intake to elevate CSF pressure. If symptoms persist, more advanced treatments may be necessary, such as targeted epidural blood patches that seal leaks, medications to reduce headache severity, or surgical intervention in rare cases. Monitoring and follow-up are essential to ensure symptom resolution and prevent complications.