Cerebellar cryptococcoma in an immunocompetent adult patient

Narongwit Nakwan1, Apiradee Songjamrat, Kobkul Tungsinmonkong

  • 1Department of Medicine, Hat Yai Medical Education Center, Hat Yai Hospital, Hat Yai, Songkhla, Thailand. naronak@hotmail.com

Insights

Isolated cerebellar cryptococcoma, a rare fungal infection, can occur in immunocompetent individuals. This case highlights cryptococcoma as a cause of cerebellar abscesses, successfully treated with antifungal therapy.

Area of Science:

  • Neuroscience
  • Infectious Diseases
  • Mycology

Background:

  • Cryptococcoma, a fungal mass caused by Cryptococcus, typically affects immunocompromised individuals.
  • Isolated cerebellar cryptococcoma in immunocompetent patients is exceptionally rare, posing diagnostic challenges.

Observation:

  • A case is presented of an immunocompetent adult with a year-long history of chronic headaches.
  • Cerebral imaging revealed multiple cerebellar abscesses, initially without a clear etiological diagnosis.
  • Serum cryptococcal antigen testing was negative, complicating the diagnostic pathway.

Findings:

  • Surgical resection of the cerebellar lesion enabled histological diagnosis of cryptococcoma.
  • The patient received a 6-month course of antifungal medication.
  • Successful treatment was achieved, with complete resolution of the infection.

Implications:

  • This case underscores that cryptococcoma should be considered in the differential diagnosis of isolated cerebellar abscesses, even in immunocompetent hosts.
  • It highlights the importance of histological examination for definitive diagnosis when serological markers are absent.
  • Effective antifungal treatment can lead to favorable outcomes in these rare presentations.

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