Answer
Answer
Conjunctival melanoma occurs predominantly in whites and is rarely seen in blacks.
No clear sex predilection has been established.
Typically, conjunctival melanoma occurs in patients in their early 50s. It is rarely seen in people younger than 20 years, although Strempel and Kroll reported 3 cases of conjunctival malignant melanoma in children. [8]
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Media Gallery
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Conjunctival melanomas may be associated with primary acquired melanosis (75%) or may arise from a preexisting nevus or de novo. Reprinted from University of Utah, Peter DeBry, Kwok Li, and Nick Mamalis, MD, Ophthalmic Pathology: An Internet Ocular Pathology Archive, with permission from University of Utah Ophthalmic Pathology.
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Dysplastic melanocytes may invade beyond the epithelium into the substantia propria or into the globe or lids. Reprinted from University of Utah, Peter DeBry, Kwok Li, and Nick Mamalis, MD, Ophthalmic Pathology: An Internet Ocular Pathology Archive, with permission from University of Utah Ophthalmic Pathology.
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Conjunctival melanoma. Courtesy of Peter Rubin, MD, Director, Eye Plastics Service, Massachusetts Eye & Ear Infirmary, Boston, MA.
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Conjunctival melanoma. Courtesy of Peter Rubin, MD, Director, Eye Plastics Service, Massachusetts Eye & Ear Infirmary, Boston, MA.
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Tarsal conjunctival melanoma. Courtesy of Peter Rubin, MD, Director, Eye Plastics Service, Massachusetts Eye & Ear Infirmary, Boston, MA.
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Conjunctival nevus. Courtesy of Peter Rubin, MD, Director, Eye Plastics Service, Massachusetts Eye & Ear Infirmary, Boston, MA.
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An aggressive conjunctival melanoma with lid involvement. Courtesy of Peter Rubin, MD, Director, Eye Plastics Service, Massachusetts Eye & Ear Infirmary, Boston, MA.
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Large conjunctival melanoma that has invaded the orbit. Courtesy of Peter Rubin, MD, Director, Eye Plastics Service, Massachusetts Eye & Ear Infirmary, Boston, MA.
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Histologic findings of invasive melanoma cells may be small polyhedral, epithelioid, spindled, or ballooned. Courtesy of Peter Rubin, MD, Director, Eye Plastics Service, Massachusetts Eye & Ear Infirmary, Boston, MA.
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Conjunctival melanomas. Courtesy of Peter Rubin, MD, Director, Eye Plastics Service, Massachusetts Eye & Ear Infirmary, Boston, MA.
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Invasive conjunctival melanoma. Courtesy of Peter Rubin, MD, Director, Eye Plastics Service, Massachusetts Eye & Ear Infirmary, Boston, MA.
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