Oppositely,idiopathic serous pigment epithelium detachment (IPED) is unusually seen,characterized by accumulation of serous fluid under localized retinal pigmentepithelium.

• 而特发性浆液性色素上皮脱离（idiopathic serous pigment epithelium detachment，IPED）则较少见，特征为局部RPE下浆液积聚。