What Is a Lumbar Puncture Test?

A lumbar puncture (LP) or spinal tap may be done to diagnose or treat a condition. For this procedure, your healthcare provider inserts a hollow needle into the space surrounding the spinal column (subarachnoid space) in the lower back to withdraw some cerebrospinal fluid (CSF) or inject medicine.

Is a lumbar puncture serious?

A lumbar puncture is generally a safe procedure and serious side effects are uncommon. The most common side effects are: headaches, which can last for up to a week – you'll be given painkillers at the hospital if you need them.

What diseases can be found in spinal fluid?

Diseases detected by CSF analysis
  • meningitis.
  • encephalitis.
  • tuberculosis.
  • fungal infections.
  • West Nile virus.
  • eastern equine encephalitis virus (EEEV)
Chloe Bennett

Chloe Bennett

Culture, Media & Entertainment Columnist

Chloe Bennett explores the intersection of pop culture, streaming entertainment, digital trends, and contemporary lifestyle. Her weekly commentary reaches thousands of culture enthusiasts.