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Meningitis Diagnosis: White Blood Cell Count

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Meningitis Diagnosis: White Blood Cell Count

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Questions and Answers

What type of cells are seen in clusters, with less defined cell membranes and nucleoli often present?

Macrophages

Spindle-shaped cells

Ependymal cells (correct)

Choroidal cells

What is the most common cause of eosinophils in the CNS worldwide?

Parasitic invasion (correct)

Fungal infections

Bacterial meningitis

Viral meningitis

Which type of cells are seen in acute leukemias, originating from hematologic origin?

Macrophages, monocytes, and lymphocytes

Neutrophils, eosinophils, and lymphocytes

Ependymal cells, choroidal cells, and spindle-shaped cells

Lymphoblasts, monoblasts, and myeloblasts (correct)

What is the normal percentage of neutrophils in cerebrospinal fluid (CSF) with a normal WBC count?

Up to 7% Signup and view all the answers

What type of cells are seen 2-4 hours after RBCs enter the CSF and may contain phagocytized RBCs?

Macrophages Signup and view all the answers

Which type of cells are seen in viral, tubercular, and fungal meningitis?

Lymphocytes Signup and view all the answers

What is the primary purpose of CSF electrophoresis?

For the detection of oligoclonal bands in CSF only Signup and view all the answers

What is the normal range of CSF protein concentration?

15-45 mg/dL Signup and view all the answers

What is the primary origin of CSF protein?

Blood plasma Signup and view all the answers

What is the significance of an CSF/serum albumin index value of 0.70?

Indicates IgG production within the CNS Signup and view all the answers

What is the primary function of glutamine in CSF?

To detect the presence of excess ammonia in CSF Signup and view all the answers

What is the significance of lactate in CSF?

Aids in the diagnosis and management of meningitis cases Signup and view all the answers