Abstract:Frontotemporal Dementia(FTD) is a disease characterized by changes in behavior, erosion of personal relationships and aphasia. Pathologically, it is also named by Frontotemporal Lobar Degeneration (FTLD). In recent years, along with the continuous development and improvement of science and experimental technology, there has been lots of new progress of FTD in every aspect.The latest research progresses on Neuropathology, medical imageology and the clinical diagnosis and treatment are reviewed in this paper.