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<p>longer.</p>

<p><big>Pathophysiology</big></p>
<p>PDPH is thought to result from a loss of <a href="page.php?w=cerebrospinal_fluid">cerebrospinal fluid</a> into the <a href="page.php?w=epidural_space">epidural space</a>. A decreased <a href="page.php?w=hydrostatic_pressure">hydrostatic pressure</a> in the <a href="page.php?w=subarachnoid_space">subarachnoid space</a> then leads to traction to the <a href="page.php?w=meninges">meninges</a> with associated symptoms.</p>

<p><big> Diagnosis </big></p>
<p><big> Differential diagnosis </big></p>
<p>Although in very rare cases</p><p>
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