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Visualizing Non-lytic Exocytosis of Cryptococcus neoformans from Macrophages Using Digital Light Microscopy
Published on: October 21, 2014
Unusual presentation of central nervous system cryptococcal infection in an immunocompetent patient
Gaurav Saigal1, M Judith Donovan Post, Sudha Lolayekar
1Department of Radiology, Jackson Memorial Hospital, University of Miami, Miami, FL 33136, USA.
AJNR. American Journal of Neuroradiology
|November 16, 2005
Insights
Cryptococcosis in the brain of immunocompetent individuals presents unique imaging features. This case highlights an atypical magnetic resonance (MR) appearance of central nervous system cryptococcosis in an immunocompetent man.
Area of Science:
- Neurology
- Infectious Diseases
- Radiology
Background:
- Cryptococcosis is an opportunistic fungal infection, typically affecting immunocompromised individuals.
- Brain involvement in cryptococcosis often presents with characteristic imaging findings in immunocompromised patients.
- Understanding variations in presentation is crucial for accurate diagnosis.
Observation:
- A 49-year-old immunocompetent male presented with symptoms suggestive of central nervous system infection.
- Magnetic resonance (MR) imaging was performed to evaluate the neurological abnormalities.
- The imaging revealed an unusual pattern not typically associated with cryptococcosis.
Findings:
- The MR imaging findings in this case were atypical for central nervous system cryptococcosis.
- This presentation differs significantly from the commonly described patterns in immunocompromised hosts.
- The case underscores the variability of imaging manifestations in immunocompetent patients.
Implications:
- This case expands the spectrum of imaging appearances for central nervous system cryptococcosis.
- It emphasizes the importance of considering cryptococcosis even with unusual MR findings in immunocompetent individuals.
- Accurate radiological interpretation is vital for timely diagnosis and management of fungal brain infections.
Abstract:
The imaging findings of cryptococcosis affecting the brain in immunocompetent patients can be different from the more commonly described findings in immunocompromised patients. We report a case of an extremely unusual MR appearance of central nervous system cryptococcosis in a 49-year-old immunocompetent man.
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