A lumbar puncture is done to: Find a cause for symptoms possibly caused by an infection (such as meningitis), inflammation, cancer, or bleeding in the area around the brain or spinal cord (such as subarachnoid hemorrhage).
What is chorea? Chorea refers to involuntary movements characterized by their random, brief, and non-rhythmic character. They are often described as seeming to âflowâ from one body part to another unpredictably, though they can also be confined to a single area of the body (such as the mouth area or hands).
Polysaccharides ( poly, means many) are important energy-storage and structural molecules. They are formed of long chains of sugars, most commonly glucose. Like oligosaccharides, they may be linear or branched. Important polysaccharides are starch, glycogen (animal starch), cellulose , and chitin . Starch and glycogen are similar energy-storage molecules found in plants and animals, respectively.