Alzheimers Dement Jun; 13 (6): 624 - 633, 2017. doi: 10.1016 / j. jalz.2016.10.007 Symptoms and Signs of Vascular Cognitive Impairment and Dementia Symptoms and signs of vascular cognitive impairment and dementia are similar to those of other dementias (eg, memory loss, impaired executive function, difficulty initiating actions or tasks, slowed thinking, personality and mood changes, language deficits).