Cerebrovascular lesions in down syndrome do not follow a linear course
What has long been interpreted as permanent and irreversible vascular damage may not be exclusively so. In people with Down syndrome—one of the most robust populations for studying Alzheimer’s disease due to the near-universal presence of the characteristic proteinopathies of this dementia from the age of 40—some lesions visible on magnetic resonance imaging do not follow a linear course. A longitudinal study from the Institut de Recerca Sant Pau (IR Sant Pau), published in Alzheimer’s & Dementia, shows that these alterations can fluctuate and even decrease over time in the Down syndrome population. This is especially true once the clinical symptoms ...