Adults can experience changes in their memory and other aspects of cognition and behavior as the result of acquired injury such as traumatic brain injury, neurodegeneration as a result of dementia, vascular causes such as stroke and microvascular changes, deficiency in oxygen resulting in hypoxia, etc. Differential diagnosis of dementia is an umbrella term that includes conditions such as Alzheimer's disease, frontotemporal dementia, Lewy body dementia, vascular dementia, etc. Neuropsychological evaluation can help determine whether a person is experiencing age-related memory loss, cognitive effects of depression, or another condition that warrants treatment.