Although onset is usually in late infancy, later onset has been described.
[emedicine.medscape.com]
Three main childhood forms can be established on the basis of age of onset, clinical course, and ultrastructural morphology: infantile (INCL), late infantile (LINCL), and
[scielo.br]
DE SOUZA *, MARTA CLIVATI ** ABSTRACT - The neuronal ceroid lipofuscinoses (NCL) are a group of inherited progressive neurodegenerative disorders with presentation from infancy
[scielo.br]