The individual stages of the<unk>  disease spectrum of the<unk>  develop sequentially from the respective preliminary stage, and can partially recede with therapy. According to Siedlecki, Schworm and Priglinger, this disease continuum can be classified into four stages<unk>  spectrum<unk>  of the<unk>  (after Siedlecki et al.) 0 Uncomplicated<unk>  (UCP) I<unk>  pigmentepitheliopathy (PPE) II Central serous chorioretinopathy (CCS) III<unk>  neovasculopathy (PNV) a) with neurosensory detachment (=subretinal fluid) b) without neurosensory detachment (no subretinal fluid) IV<unk>  aneurysmal type 1 choroidal neovascularization (PAT1) (also polypoidal choroidal vasculopathy, PCV)
Pachychoroid disorders of the macula
Late congenital syphilitic oculopathy
Arteritic anterior ischemic optic neuropathy
Branch retinal vein occlusion
Retinal vasculitis
Branch retinal artery occlusion
Choroidal neovascularization
Toxic and nutritional optic neuropathy