postduralpunktionhuvudvärk
Postdural puncture refers to symptoms that arise after a breach of the dura mater, most commonly following a lumbar puncture or neuraxial anesthesia. The most recognizable manifestation is a postdural puncture headache, which typically begins within 24 to 72 hours and usually resolves within days to a week, though some cases last longer.
The underlying cause is a persistent cerebrospinal fluid (CSF) leak that lowers intracranial pressure. This loss
Clinical features are dominated by a positional headache that worsens when standing or sitting and improves
Management starts with supportive measures such as bed rest (though evidence for strict restriction is limited),
Prevention focuses on technique and equipment: using atraumatic (pencil-point) needles, minimizing puncture attempts and needle size,