In lumbar puncture (LP), a needle is inserted into the lumbar subarachnoid space to collect cerebrospinal fluid (CSF) for laboratory testing, to measure CSF pressure, and sometimes to give intrathecal diagnostic or therapeutic agents.

Lumbar puncture (LP), also known as a spinal tap, is a medical procedure in which a needle is inserted into the spinal canal, most commonly to collect cerebrospinal fluid (CSF) for diagnostic testing.

2024年5月4日 · A lumbar puncture, also known as a spinal tap, is a test used to diagnose certain health conditions. It's performed in your lower back, in the lumbar region. During a lumbar puncture, a needle is inserted into the space between two lumbar bones, called vertebrae. Then a sample of cerebrospinal fluid is removed.

Lumbar puncture is an important technique used to obtain cerebrospinal fluid, administer medications, and monitor intracerebral pressure. As essential invasive approach to diagnosing and treating central nervous system disorders, clinicians should ...

2023年7月24日 · Lumbar puncture is one of the most commonly performed procedures in the emergency department. It is used in the diagnosis of potentially life-threatening diseases such as meningitis and subarachnoid hemorrhage. A thorough understanding of anatomy, potential complications, and various techniques helps to ensure a successful and safe lumbar puncture.

Needle selection 3.5 in atraumatic 22ga needle is ideal; A 2018 meta analysis showed atraumatic needles had a lower incidence of post-LP headache and need for blood patch when compared to sharp needles; Needle >20ga almost doubles incidence of post-LP headache; Anesthetize both superficial skin as well as along intended path of LP needle

Assuming the patient has no contraindications and the patient has given consent (assuming it is not an emergency), the following information will describe the steps involved to complete a lumbar puncture for the purpose of measuring the opening pressure and/or obtaining cerebrospinal fluid …

A lumbar puncture (spinal tap) is a procedure where a healthcare provider inserts a needle into your lower back to remove a sample of cerebrospinal fluid. Cerebrospinal fluid is the clear fluid that surrounds your spine and brain .

Top Tips for lumbar punctures (LPs) Take time to explain the procedure well. Patients have heard of LPs and so are often scared of them – a reassuring explanation goes a long way. Ask the patient to tell you if they feel a shooting pain down one leg as the needle is going in.

Lumbar puncture . Position needle in midline, with bevel pointing to the side if child sitting, or towards ceiling if child lying; Pierce skin with needle and pause to ensure child is still; Check child's position and adjust if necessary; Angle needle aiming for umbilicus; Advance needle into spinous ligament, where there will be increased ...