What is the role of lumbar puncture in the diagnosis of systemic lupus erythematosus (SLE)?

Updated: Aug 04, 2021
  • Author: Christie M Bartels, MD, MS; Chief Editor: Herbert S Diamond, MD  more...
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Answer

Lumbar puncture may be performed to exclude infection with fever or neurologic symptoms. Nonspecific elevations in cell count and protein level and decrease in glucose level may be found in the cerebrospinal fluid of patients with central nervous system lupus.


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