neuronal ceroid lipofuscinosis juvenile neuronal ceroid lipofuscinosis icd11.foundation:1716107919 juvenile neuronal ceroid lipofuscinosis NANDO:2201243 JNCL Spielmeyer-Vogt disease A genetically heterogeneous group of neuronal ceroid lipofuscinoses (NCLs) typically characterized by onset at early school age with vision loss due to retinopathy, seizures and the decline of mental and motor capacities. batten disease MONDO:0019262 GARD:0004938 Orphanet:79264 NANDO:1200154 juvenile NCL DOID:0050756 MedDRA:10052073 SCTID:61663001 progressive myoclonus epilepsy cerebral lipidosis with dementia