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Related Experiment Videos

Disseminated orbital actinomycetoma: a case report.

Nita Umesh Shanbhag1, Sumita Karandikar, Pooja Anil Deshmukkh

  • 1D. Y. Patil Medical College and Research Center, Navi Mumbai, India.

Indian Journal of Ophthalmology
|December 24, 2009
PubMed
Summary

This case highlights actinomycetoma, a chronic infection, unusually affecting the orbit and scalp. Nocardia infection led to eyelid swelling and eye dystopia in a young male.

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Area of Science:

  • Medical Mycology
  • Infectious Diseases
  • Ophthalmology

Background:

  • Mycetoma is a chronic granulomatous infection typically affecting the lower extremities.
  • Actinomycetoma is a specific form of mycetoma caused by bacteria of the genus Actinomyces or Nocardia.

Observation:

  • A 20-year-old male presented with a year-long history of scalp sinuses and left eyelid swelling with dystopia.
  • Clinical examination revealed a 2 mm relative proptosis of the left eye.
  • Imaging studies (CT and MRI) confirmed soft tissue swelling, orbital involvement, and increased orbital volume with dystopia.

Findings:

  • Microbiology of scalp and eyelid lesions identified the genus Nocardia.
  • Diagnosis of actinomycetoma was established based on clinical presentation and microbiological findings.
  • The case demonstrates an atypical presentation of actinomycetoma with orbital and cranial involvement.

Implications:

  • This case underscores the importance of considering mycetoma in the differential diagnosis of chronic scalp and orbital infections.
  • Unusual presentations of actinomycetoma require thorough investigation, including advanced imaging and microbiological analysis.
  • Early and accurate diagnosis is crucial for effective management and preventing complications in orbital mycetoma.

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