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Conjunctival leiomyosarcoma
Aluisio Rosa Gameiro Filho1, Ana Marisa Pires Castello Branco1, Moacyr Pezati Rigueiro2
1Ophthalmology and Visual Sciences Department, Universidade Federal de São Paulo (Unifesp - EPM), R. Botucatu, 822 - Vila Clementino, São Paulo, SP, 04023-062, Brazil.
American Journal of Ophthalmology Case Reports
|May 20, 2022
Summary
This study presents a rare case of conjunctival leiomyosarcoma, a smooth muscle tumor of the eye. Complete surgical removal is crucial for managing this extremely uncommon ocular tumor.
Area of Science:
- Ophthalmology
- Oncology
- Pathology
Background:
- Leiomyosarcoma (LMS) is a common soft tissue sarcoma with smooth muscle differentiation.
- Ocular involvement is rare, with orbital and conjunctival locations being exceptionally uncommon.
Observation:
- A 45-year-old male presented with a rapidly recurring conjunctival mass at the temporal limbus of the left eye.
- Initial excision revealed a grade 1 leiomyosarcoma.
- Due to recurrence, an extended enucleation was performed.
Findings:
- Conjunctival leiomyosarcoma is an extremely rare ocular malignancy.
- Clinical presentation can mimic other conjunctival lesions, necessitating biopsy for diagnosis.
- Complete surgical excision with adequate margins is the cornerstone of management.
Implications:
- Early and accurate diagnosis is vital for effective treatment of conjunctival leiomyosarcoma.
- While rare, this tumor requires aggressive surgical management.
- Ongoing surveillance is necessary to monitor for recurrence and metastasis.
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