This chapter provides detail description of Idiopathic Central serous chorioretinopathy (ICSC). Chapter has 18 well illustrated diagrams and pictures. OCT characteristic in ICSC, serous retinal detachment with no PED seen, serous retinal detachment with multiple PEDs seen, serous RD with pigment epithelium detachment, chronic ICSC with cystoid macular edema, ICSC with polypoidal choroidal vasculopathy, foveal atrophy, ICSC in diabetes, multifocal ICSC with fibrinous exudation in systemic tuberculosis, pregnancy induced ICSC, spectral domain OCT, interpretation of transverse scan, RPE bumps and microrip, spontaneous resolution of RPE microrip, photoreceptor elongation in acute ICSC, resolution of ICSC with fibrin and morphological alterations in the opposite asymptomatic eye are described in detail. 7 references are included at the end of the chapter to facilitate further reading.