Lecocq, C., Charles, P., Azulay, J.-P., Meissner, W., Rai, M., N'Guyen, K., Péréon, Y., Fabre, N., Robin, E., Courtois, S., Guyant-Maréchal, L., Zagnoli, F., Rudolf, G., Renaud, M., Sévin-Allouet, M., Lesne, F., Alaerts, N., Goizet, C., Calvas, P., Eusebio, A., Guissart, C., Derkinderen, P., Tison, F., Brice, A., Koenig, M., Pandolfo, M., Tranchant, C., Dürr, A. and Anheim, M. (2015). Mov. Disord.. doi: 10.1002/mds.26382
Typical- and delayed-onset Friedreich's ataxia are different and Friedreich's ataxia is heterogeneous. Late-onset Friedreich's ataxia and very-late-onset Friedreich's ataxia appear to belong to the same clinical and molecular continuum and should be considered together as “delayed-onset Friedreich's ataxia.”
Delayed-onset Friedreich's ataxia revisited