Atlas of Infections of the Central Nervous System, Infections of the Central Nervous System, Textbook of Diagnostic Microbiology 4th edition 2011, Connie R. Mahon, Donald C. Lehman and George Manuselis, tuyenlab.net, atlas for medical
Fig 1. Components of the central nervous system (CNS) and flow pattern of
cerebrospinal fluid (CSF).
|Fig 6. Cytocentrifuge preparation of cerebrospinal|
fluid (CSF) in a case of “aseptic” meningitis. Lymphocytes are
present, and in this case the background is bloody. No
organisms are seen; Wright stain.
|Fig 10. Touch preparation of brain tissue showing|
typical “floret” of Toxoplasma gondii trophozoites. The
organisms are not typically seen in preparations of
cerebrospinal fluid. Wright stain; high-power view.
|Fig 11. Direct smear of aspirated brain abscess|
contents. Clusters of intracellular gram-positive cocci in
groups are consistent with microaerophilic streptococci.
Gram stain; noncytocentrifuge preparation; high-power
|Fig 12. Lumbar puncture. The cerebrospinal fluid is|
obtained by inserting a long, sterile, hollow needle into the
spinal subarachnoid space in the lumbar region.
|Fig 13. This photomicrograph shows a magnified|
view of brain tissue within which is a centrally located
Acanthamoeba sp. cyst.
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