Visceral pain is often described as generalized aching or squeezing. It is caused by compression in and around the organs, or by stretching of the abdominal cavity. Sometimes visceral pain may radiate to other areas in the body, making it even harder to pinpoint its exact location.
Data from the largest analysis to date of amyloid plaques showed they can appear 20 or 30 years before dementia symptoms.
A detailed analysis of beta-amyloid deposit types using electron microscopy. The first report of certain Alzheimer's-related pathologies in the retina, including vascular amyloid pathology. The demonstration of a significant correlation between retinal and brain plaques, and coexistence of neuronal loss. The first feasibility study for noninvasively detecting presumed amyloid deposits in retinas of living patients.