EyeRounds Online Atlas of Ophthalmology
Contributor:
Thomas A. Weingeist, University of Iowa
Category: Retina
Diagnosis: Malignant melanoma of the choroid - mushroom shaped configuration
Image Comments:
Larger choroidal melanomas often have a "mushroom shaped" appearance in distinction to metastatic lesions and benign masses of the choroid.
B-scan echography of mushroom shaped lesion
Breaks in Bruchs membrane enable tumor cells to pass beneath the retina thereby creating the mushroom shape configuration, H&E stain.
Gross section of globe with mushroom shaped choroidal melanoma.
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