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.
These diseases or medical conditions may be diagnosed by, screened for, or associated with Lumbar puncture: 1  Brain or spinal cord tumor. 2  Cerebral hemorrhage. 3  Meningitis. Encephalitis.  Degenerative brain 1  diseases. Autoimmune diseases (e.g. multiple sclerosis)  Inhalation 1  anthrax. Guillain-Barre syndrome.  Reye syndrome.