12 Questions
What type of cells are seen in clusters, with less defined cell membranes and nucleoli often present?
Ependymal cells
What is the most common cause of eosinophils in the CNS worldwide?
Parasitic invasion
Which type of cells are seen in acute leukemias, originating from hematologic origin?
Lymphoblasts, monoblasts, and myeloblasts
What is the normal percentage of neutrophils in cerebrospinal fluid (CSF) with a normal WBC count?
Up to 7%
What type of cells are seen 2-4 hours after RBCs enter the CSF and may contain phagocytized RBCs?
Macrophages
Which type of cells are seen in viral, tubercular, and fungal meningitis?
Lymphocytes
What is the primary purpose of CSF electrophoresis?
For the detection of oligoclonal bands in CSF only
What is the normal range of CSF protein concentration?
15-45 mg/dL
What is the primary origin of CSF protein?
Blood plasma
What is the significance of an CSF/serum albumin index value of 0.70?
Indicates IgG production within the CNS
What is the primary function of glutamine in CSF?
To detect the presence of excess ammonia in CSF
What is the significance of lactate in CSF?
Aids in the diagnosis and management of meningitis cases
Identify the types of meningitis based on white blood cell count, including neutrophils, eosinophils, lymphocytes, and monocytes. Test your knowledge of meningitis diagnosis and treatment.
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