Creatine is a naturally-occurring amino acid (protein building block) that's found in meat and fish, and also made by the human body in the liver, kidneys, and pancreas.It is converted into creatine phosphate or phosphocreatine and stored in the muscles, where it is used for energy.reatine is a naturally-occurring amino acid (protein building block) that's found in meat and fish, and also made by the human body in the liver, kidneys, and pancreas.
Lumbar punctures usually take place in a doctorâs office â most often a neurologist â that has been equipped to do this procedure. Who will be in the room with my child during the procedure? Your child will be with her doctor or nurse practitioner performing the lumbar puncture, and a nurse or clinical assistant who will help.
A lumbar puncture (LP), also called a spinal tap, is an invasive outpatient procedure used to remove a sample of cerebrospinal fluid (CSF) from the subarachnoid space in the spine.(This test is similar to a blood test, in which a needle is inserted into an artery to collect blood for testing.). lumbar puncture (LP), also called a spinal tap, is an invasive outpatient procedure used to remove a sample of cerebrospinal fluid (CSF) from the subarachnoid space in the spine.