Having a lumbar puncture
Indications and contraindications ●Indications In children, primary emergency indications for lumbar puncture (LP) consist of the diagnosis of central nervous system (CNS) infection or, less commonly, subarachnoid hemorrhage. LP is also used for diagnostic testing (eg, suspicion for idiopathic intracranial hypertension, Guillain-Barré, juvenile multiple sclerosis, or metabolic disease), administration of intrathecal medications, and spinal anesthesia. […]