Maintain your regular eating schedule. There are no dietary or fluid restrictions before the test. Ask your doctor for specific guidelines about discontinuing alcohol use, aspirin products, and blood-thinning drugs before the procedure.

What should the nurse do before a lumbar puncture?

• Explain the procedure to the patient. …
• Obtain informed consent. …
• Reinforce diet. …
• Promote comfort. …
• Establish a baseline assessment data. …
• Place the client in a lateral decubitus position. …
• Instruct to remain still.

Can I drink water before lumbar puncture?

To properly prepare for your spinal tap, you will need to drink plenty of fluids, preferably water, the night before the procedure. In other words, it is important that you stay hydrated, unless your physician restricts your fluid intake. Also, eat a light, healthy breakfast the day of your spinal tap.

Can you eat or drink before lumbar puncture?

However, on the day of the procedure, do not eat for three hours before the procedure. You may have liquids and can take your usual medications unless previously advised to hold certain medications in preparation for the lumbar puncture.

How bad does a lumbar puncture hurt?

A lumbar puncture is usually not painful, as a patient is first given a local anesthetic. Most patients feel nothing except for the mild sting of the local anesthetic needle. It is possible to feel a pressure sensation as the needle goes in.

How do you prevent headaches after a lumbar puncture?

1. 20 – 22G needles seems to be the optimal size for diagnostic/therapeutic LPs in adults.
2. Needle bevel parallel to dural fibers.
3. Replacement of stylet before withdrawal of spinal needle.
4. Early ambulation, NOT laying flat post procedure.

Can you take ibuprofen before lumbar puncture?

Stop taking Aspirin or aspirin-containing products at least 5 days prior to the procedure. If you are taking other blood thinning medications (Plavix, Coumadin or warfarin, Lovenox, non-steroidal anti-inflammatory agents such as Motrin®, Ibuprofen), contact your doctor to discuss.

Can you walk after a lumbar puncture?

The time spent flat after the tap will vary depending on why you received the procedure. Avoid strenuous or vigorous exercise for a day or so following the lumbar puncture. If you have a headache, lay down as much as possible and drink plenty of fluids.

Can I drink coffee before a lumbar puncture?

Caffeine causes the blood vessels in the brain to get smaller, which will decrease your headache pain. Drink caffeinated drinks, such as coffee or tea, every 4 to 6 hours. If this does not relieve your headache, call your caregiver. Pain medicine: You may need medicine to relieve or decrease you headache pain.

How long are you on bed rest after a lumbar puncture?

The duty physician advises you that the patient will require four hours bed rest after the lumbar puncture. The duty anaesthetist overhears and says that the patient will be able to go home immediately.

Article first time published on

Can you eat after a lumbar puncture?

After the procedure You will usually not need pain medications after a lumbar puncture. You may be able to eat and drink after the procedure.

Can I drive after a lumbar puncture?

The dressing from the lumbar puncture can be removed the following day. Avoid strenuous activity for the first 24 hours after the procedure. You can return to all your usual activities such as work and driving, as soon as you feel well enough after that.

How long do lumbar puncture results take?

The doctor or nurse who performs the lumbar puncture can often tell you some of the results straight away and explain what they mean. You may need to wait for at least 48 hours for the full results. Some laboratory test results are available within a couple of hours in an emergency.

How do you sleep after a lumbar puncture?

1. Lying flat in bed after a lumbar puncture does not prevent you from getting a headache from the procedure.
2. If you develop a headache after a lumbar puncture, lying flat for several hours may help.
3. Rest when you feel tired. Getting enough sleep will help you recover.
4. Ask your doctor when you can drive again.

Do they sedate you for a lumbar puncture?

A nurse or technologist will insert an intravenous (IV) line into a vein in your hand or arm to administer a sedative. This procedure may use moderate sedation. It does not require a breathing tube. However, some patients may require general anesthesia.

What diseases can be diagnosed with a lumbar puncture?

A lumbar puncture can help diagnose serious infections, such as meningitis; other disorders of the central nervous system, such as Guillain-Barre syndrome and multiple sclerosis; or cancers of the brain or spinal cord.

How soon after a lumbar puncture can I shower?

You can shower after 24 hours. This is a good time to remove the bandage and replace with a clean bandage.

Can you take Tylenol before lumbar puncture?

If the hole stays open, CSF can leak out, causing a headache. In most cases, the hole will close up on its own and the headache will go away in 1 to 2 days. You can take over-the-counter pain medication for the headache, such as acetaminophen (Tylenol®) or ibuprofen (Advil®).

How long after a lumbar puncture can you get a headache?

This leakage decreases the pressure exerted by the spinal fluid on the brain and spinal cord, which leads to a headache. Spinal headaches typically appear within 48 hours after a spinal tap or spinal anesthesia. Sometimes epidural anesthesia may lead to a spinal headache as well.

How does caffeine help a spinal headache?

Caffeine was first reported as a treatment for PDPH in 1949. Caffeine is a central nervous system stimulant and is thought to treat PDPH by inducing cerebral vasoconstriction.

Why Is caffeine good for CSF leak?

The caffeine in coffee is thought to increase CSF production, thereby helping to reduce headache severity in those with spinal CSF leaks. We have known for a long time that coffee has many health benefits so this reversal is overdue.

Can you lay on side after spinal tap?

After a lumbar puncture (spinal tap), you will be instructed to lie flat on your back, stomach, or side for four to six hours. Your blood pressure, pulse, and puncture site will be checked according to your doctor’s orders. Once you are home, you will need to lie down and rest for the remainder of the day.

How long does it take to replace spinal fluid after a lumbar puncture?

The CSF is continually produced, and all of it is replaced every six to eight hours.

What diseases can be found in spinal fluid?

• meningitis.
• encephalitis.
• tuberculosis.
• fungal infections.
• West Nile virus.
• eastern equine encephalitis virus (EEEV)

Does caffeine increase spinal fluid?

The results of this study show that the long-term consumption of caffeine can induce ventriculomegaly, which is mediated in part by increased production of CSF. Moreover, adenosine receptor signaling appears to regulate the production of CSF by controlling the expression of Na+, K+-ATPase and CBF.

Can you use a heating pad after a lumbar puncture?

Mild analgesics like Tylenol, Ibuprofen or Aleve are suggested. You may also find ice packs to your forehead or back of neck helpful. Low back discomfort is also relieved with rest; mild analgesics and a heating pad may also be used.

Can lumbar puncture cause paralysis?

There is no risk of paralysis. LPs are typically performed using a special needle designed for this procedure. LP needles have improved over time, and are now smaller, cause less pain at the site where the needle goes in, and are less likely to cause headache after the LP.

How big is a lumbar puncture needle?

Lumbar puncture is also performed therapeutically in some instances. Standard LP needles come in 1.5, 2.5, 3.5 and 5.0 inch lengths (3.8, 6.4, 8.9, and 12.7 cm, respectively). Selection of LP needle length is typically based on experience; however, an unusually obese or cachectic patient may pose more of a challenge.

Why do you lay flat after lumbar puncture?

You may be asked to lie flat to rest after the lumbar puncture is completed. You will be asked to drink extra fluids to rehydrate after the procedure. This replaces the CSF that was withdrawn during the spinal tap and reduces the chance of developing a headache.

Is CSF test painful?

During the procedure: You will lie on your side or sit on an exam table. A health care provider will clean your back and inject an anesthetic into your skin, so you won’t feel pain during the procedure.

Is fluid on the brain serious?

Hydrocephalus is a build-up of fluid in the brain. The excess fluid puts pressure on the brain, which can damage it. If left untreated, hydrocephalus can be fatal.