If her bp is normal but if the dizziness continue you should let her doc know. They can perform various tests to find out why.
Btw, there are two primary types of dementia. Alzheimer's and vascular dementia. If she has Alzheimer's, most likely her blood flow to the brain is not being restricted but if she has vascular then lack of blood flow can make dementia worse. Raynaud's Shouldn't affect a person with Vascular dementia as Raynaud's affects the fingers and toes.
Moderator-Allergies/Asthma, Alzheimer's, IBS, Co-moderator-UC
Diagnosed Left sided UC '92 - meds: Apriso, Remicade (6mp discontinued due to neuropathy)*Unable to tolerate ALL mesalamines*, IBS, Diverticuliar Disease, Fibro, Sacroiilitis, Raynauds, OA, PA, Rosacea, Psoriasis, Dry eye syndrome and allergies controlled by Zyrtec.