Australian Society of Cytology - Pursuit of Excellence
Australian Society of Cytology

Case of the Month

April 2004

Presented by:
Marilyn Betchley
Clinpath Laboratories
Adelaide, Australia

Specimen type:

Cerebrospinal fluid.

Clinical History:

A 58 year old female presented with encephalopathy, seizure and white matter disturbance. She had a previous history of liver disease and ataxia.

The lab received 5mls of clear CSF. Cytospin preparations stained with Pap and MGG, showed large numbers of round organisms with a thick refractile capsule. No inflammatory cells were present.

Images:

Low power - Pap stain Low power - MGG stain High power - Pap stain
High power - Pap stain High power - MGG stain High power - MGG stain

Instructions:

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Answer

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