Any neuronal ceroid lipofuscinosis in which the cause of the disease is a mutation in the GRN gene. The disease is MONDO_0013866 (neuronal ceroid lipofuscinosis 11). Also known as: CLN11, GRN neuronal ceroid lipofuscinosis, Grn neuronal ceroid lipofuscinosis, ceroid lipofuscinosis, neuronal, type 11, neuronal ceroid lipofuscinosis caused by mutation in GRN, neuronal ceroid lipofuscinosis caused by mutation in Grn, neuronal ceroid lipofuscinosis type 11.