2. Pneumocystis of Lung - Low Power
Eosinophilic, frothy material, a combination of pneumocystis
organisms and plasma constituents, is present in many of the alveolar
spaces. The characteristic morphology of the organism is demonstrated
in the inset; a Gomori Methenamine Silver stain highlights the wall
and central body of the organism. This histologic picture is from a
transbronchial biopsy. What other types of specimens are typically
used to detect pneumocystis?
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Is this patient's course typical for an HIV infected patient?
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What is the significance of the falling CD4 counts in this patient?
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How is the clinical laboratory evaluation used to help diagnose HIV
infection?
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