Um, Letâs Rethink That Salute (1930s) Again, in his book To the Flag: The Unlikely History of the Pledge of Allegiance, Richard J. Ellis explains that by the mid-1930s, Americans had begun to notice eerie similarities between the Bellamy salute and the âHeil Hitlerâ salute.
A lumbar puncture may be used to collect a sample of cerebrospinal fluid in order to detect the presence of certain types of cancer or infection. Lumbar punctures may also be used to inject medications, such as spinal anesthesia or chemotherapy drugs.
You may experience discomfort during a lumbar puncture. The doctor will use all possible comfort measures and complete the procedure as quickly as possible to minimize any discomfort or pain. What happens after a lumbar puncture? You usually will be asked to lie flat for about one hour after the lumbar puncture is completed.