<prompt> Post lumbar puncture headache is minimized by all except:Keep stylet and remove needleAtraumatic needleSmall diameter needleHydration by crystalloid infusion  <response>: Refer: Lees, Clinical Anaesthesia, 12th edition, pg no:685-687Post-Lumbar Puncture HeadacheEtiologyCSF leak leading to decreased ICPBreach or scratching of dura due to:Lumbar punctureMyelogramSpinal AnaesthesiaWet epidural tapUncomplicated epidural due to scratching of duraFactors affecting post lumbar puncture headache 