What does "Lumbar subarachnoid drain" mean in a report or doctor's letter? In our medical dictionary, you will find a patient-friendly explanation of the meaning of this medical term.
A lumbar subarachnoid drain is a medical procedure that involves placing a small tube into the lower part of the spine. This tube is used to remove or drain excess fluid that may be putting pressure on the brain or spinal cord. This procedure is often used to help treat conditions like hydrocephalus, which is when there's too much fluid in the brain. It can also be used to deliver medication directly to the spinal cord.
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