What are the possible complications of lumbar puncture?


Systemic complications such as septic shock, Waterhouse-Friderichsen syndrome, DIC, SIADH, and ARDS.
Neurological complications such as intracranial hypertension, seizures, cranial nerve palsy, cerebral sinus thrombosis, hydrocephalus, subdural empyema, and long-term neurological sequelae.
Complications of lumbar puncture such as headache and post-puncture meningitis syndrome, hematomas, hemorrhages, infection, pain, and cerebral herniation.
All of the above.