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Isolated cryptococcal osteomyelitis in immunocompetent patient

Partha Karmakar1, Ramanan Jeyarajah, V Ramasubramanian

  • 1Department of Medicine, Apollo Hospitals, Chennai 600006.

Journal of the Indian Medical Association
|February 10, 2012
PubMed

Insights

Isolated osteomyelitis caused by Cryptococcus neoformans is rare, especially in immunocompetent individuals. This report details a unique case in a 60-year-old woman, highlighting successful treatment with fluconazole.

Area of Science:

  • Mycology
  • Infectious Diseases
  • Orthopedics

Background:

  • Cryptococcosis is an opportunistic infection common in AIDS patients, typically presenting as meningitis.
  • Cryptococcal osteomyelitis is usually part of a disseminated infection.
  • Isolated cryptococcal osteomyelitis is exceptionally rare, particularly in immunocompetent individuals.

Observation:

  • A 60-year-old female presented with left clavicle pain and swelling.
  • Histopathological examination of a bone biopsy revealed organisms consistent with Cryptococcus.
  • The patient was immunocompetent.

Findings:

  • The case represents a rare instance of isolated osteomyelitis caused by Cryptococcus neoformans.
  • The patient's presentation and diagnostic findings confirmed the rare condition.
  • Microscopic analysis of bone tissue was crucial for diagnosis.

Implications:

  • This case expands the understanding of Cryptococcus neoformans' potential to cause isolated bone infections.
  • It underscores the importance of considering fungal infections in non-typical presentations, even in immunocompetent patients.
  • Successful treatment with fluconazole suggests its efficacy in managing rare forms of cryptococcal osteomyelitis.

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