Inadvertent dural puncture. Avoiding unintentional puncture is a primary goal of obstetric anaesthetists.
Cyna
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A
D000773:Anesthesia, Obstetrical / Q000009:adverse effects*; D017217:Blood Patch, Epidural / Q000379:methods; D004388:Dura Mater / Q000293:injuries; D005260:Female; D006261:Headache / Q000209:etiology; D006801:Humans; D011247:Pregnancy; D011677:Punctures; D013129:Spinal Puncture / Q000009:adverse effects