C9orf72 and behavioral variant of frontotemporal dementia: The NIH-EXAMINER is a laptop-based, clinician-administered battery of executive functioning and processing speed tasks, with data supporting its sensitivity to deficits in clinically manifest bvFTD.80 A study in familial FTD cases, including C9orf72, suggested that this battery could detect group-level cross-sectional and longitudinal changes in presymptomatic disease.81 Recently, the NIH-EXAMINER has been modified for use on the tablet, with preliminary data suggesting sensitivity to the early stages of clinically manifest familial FTD.82