• Part A courtesy of Nasreen A. Syed, MD; part B courtesy of Steffen Heegaard, MD.
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    Ocular Pathology/Oncology

    Choroidal hemangioma with a large number of thin-walled, variably sized vessels within the choroid. A, Low-magnification view shows exudative retinal detachment overlying the lesion (asterisk). Arrows designate Bruch membrane. B, Higher-magnification photomicrograph from a different patient showing the numerous choroidal blood vessels; arrows designate Bruch membrane.