preferred_name: Bifocal chorioretinal atrophy, progressive (appears initially in the central macula)
preferred_name_lc: bifocal chorioretinal atrophy, progressive (appears initially in the central macula)
label: Bifocal chorioretinal atrophy, progressive (appears initially in the central macula)
label_lc: bifocal chorioretinal atrophy, progressive (appears initially in the central macula)