three cases are used to demonstrate the main types of cystoid macular edema , which have been seen to occur in association with choroidal melanomas : 1 ) direct involvement in cases , where the neoplasm is located under the foveal retina , 2 ) indirect involvement due to a subfoveal exudate in choroidal melanomas distant to the fovea and 3 ) indirect foveolar involvement without associated subfoveal tumor or exudate .
C0024440
cystoid macular edema
C0035298
retina