title: Postspinal headache. Successful use of epidural blood patch 11 weeks after onset.
mesh_terms: D000328:Adult; D000773:Anesthesia, Obstetrical / Q000009:adverse effects; D000775:Anesthesia, Spinal / Q000009:adverse effects; D005260:Female; D006261:Headache / Q000209:etiology* / Q000628:therapy; D006801:Humans; D007116:Immunization, Passive; D008722:Methods; D011187:Posture; D011247:Pregnancy; D013129:Spinal Puncture / Q000009:adverse effects*; D013997:Time Factors