Contraindications: Who Should Not Have a Lumbar Puncture?
There are certain situations where individuals should avoid having a lumbar puncture. These include:
- Those who have experienced trauma to the spine
- Individuals with skin infections near the insertion site
- People at an increased risk of bleeding, such as those with low platelets, bleeding disorders, or those who have taken blood thinners in the previous 24 hours
When a doctor suspects increased intracranial pressure or elevated pressure around the brain, they will typically order a CT scan before performing a lumbar puncture. This is done to determine the underlying cause and ensure the safety and effectiveness of the procedure.
Alternative to Lumbar Puncture: Lateral Cervical Puncture
When it comes to medical procedures, a safe alternative to a lumbar puncture is a lateral cervical puncture. This particular procedure bears similarities to a lumbar puncture in that it involves the insertion of a long thin needle to collect a cerebrospinal fluid (CSF) sample. However, instead of targeting the lower lumbar vertebrae, the needle is inserted between the cervical vertebrae at the top of the spine.
A study conducted on this alternative method has shown that the fluid samples collected through a lateral cervical puncture are comparable to those obtained from a traditional lumbar puncture. This makes it a viable option for individuals who have an infection near or affecting the lumbar spine, as well as those who are unable to assume the proper position required for a lumbar puncture.