Alzheimer's diagnosis

15 Stories

Many People Being Treated for Alzheimer's May Not Have It

PET scans are expensive but could help refine treatment for patients

(Newser) - Diagnosing Alzheimer's is a guessing game—and many doctors are guessing wrong, according to early results from a new study presented Wednesday in London. The Washington Post reports doctors tested 4,000 Medicare patients with mild cognitive impairment or dementia and discovered many of them definitively do not have... More »

Doctors Not Telling Patients They Have Alzheimer's

Only 45% of Medicare patients with disease were informed of diagnosis

(Newser) - An estimated 700,000 people 65 and older in the US will die with Alzheimer's disease this year, the Alzheimer's Association notes. The sobering statistic and emotionally devastating nature of the disease make it understandable why no doctor relishes having to tell his patients that they've been... More »

Can This 3-Step Test Predict Alzheimer's?

Mayo Clinic doctor's simple test could reveal MCI risk

(Newser) - Dementia rates are on the rise, and soon, the burden of identifying the disease may fall to primary care physicians rather than neurologists. Unfortunately, imaging tests and spinal taps are expensive, invasive, and just "not practical," the Mayo Clinic's Dr. Ronald Petersen tells Time . So he has... More »

New Tools to Spot Alzheimer's: Eye, Smell Tests

Cues could be spotted early enough to reverse disease

(Newser) - Could tests as simple as a scratch-and-sniff smell quiz or an eye exam help detect Alzheimer's early enough to make a difference? Research to be unveiled at the Alzheimer's Association International Conference this week outlines several promising directions scientists are looking at in order to spot the disease... More »

Blood Test Can Spot Alzheimer's Years Early

'Game changer' raises ethical dilemmas

(Newser) - A simple blood test can spot Alzheimer's disease years before symptoms develop, researchers say—though it's a breakthrough some may choose to ignore. A Georgetown University team says its "highly sensitive and specific test" can identify people in their 70s who are likely to develop Alzheimer's... More »

Early Sign of Alzheimer's: The Way You Walk

Changes in gait could signal cognitive decline: studies

(Newser) - For the first time, researchers have linked a physical symptom to Alzheimer's: Changes in the way you walk could be an early sign of the disease, USA Today reports. Researchers studied participants' gait two times, 15 months apart, and found that those with decreased cadence, velocity, and stride length... More »

Is an Early Alzheimer's Diagnosis Worth It?

With no treatment available, it could cause unnecessary heartache

(Newser) - Advances in medical testing allow Alzheimer's disease to be diagnosed earlier than ever before—sometimes even before symptoms occur. But one man says that his wife's testing, which yielded a diagnosis at age 56, "was the biggest mistake of my life." Linda Dangaard is still the... More »

New Brain Scan Tests for Alzheimer's

Chemical marks amyloid proteins that show up in scan

(Newser) - A new test to help detect Alzheimer's disease has been approved by the FDA, raising hopes of improving early detection of the degenerative brain disorder, reports the Wall Street Journal . The test uses a radioactive agent that tags a protein called amyloid, which, when present in the brain, is... More »

Nose Exam Could Offer Early Alzheimer's Diagnosis

German scientists developing new detection method

(Newser) - German scientists think they’ve found a new way to detect Alzheimer’s years before a patient starts showing symptoms … and it involves looking up your nose. Chemists and pathologists at the Technical University of Darmstadt are developing a method to test the nasal mucous membrane for tau protein,... More »

Alzheimer's May Be Contagious

Some cases may result from an infection: study

(Newser) - Alzheimer's disease may, in some cases, be contagious, according to surprising results from a new study. "Some of the sporadic Alzheimer's cases may arise from an infectious process" similar to mad cow disease, a researcher says. In the study, mice that were injected with human brain tissue... More »

Pat Summitt Has Early Dementia

But she intends to keep coaching

(Newser) - Pat Summitt has been diagnosed with Alzheimer’s type early onset dementia, she revealed in an interview with the Knoxville News Sentinel last night, but she intends to keep her gig as head coach of Tennessee’s Lady Vols. “There’s not going to be any pity party, and... More »

New Guidelines Help Diagnose Alzheimer's Earlier

First new guidelines in 27 years to be issued today

(Newser) - Alzheimer's disease is being redefined for the first time in 27 years, with new medical guidelines reflecting the fact that the disease is a "continuum." Growing evidence shows that Alzheimer's starts affecting the brain years before dementia symptoms present themselves, and the new guidelines reflect that... More »

Doctors Better at Detecting Early Alzheimer's: Then What?

Patients demand to know, but no treatment is available

(Newser) - The good news on Alzheimer's is that doctors are getting better at figuring out who's likely to get the disease years—even decades—in advance of its onset. The bad news is that with no treatment available, the diagnosis has no medical value to the patient, and likely results in... More »

30-Second Alzheimer's Test in the Works

Could predict risk decades before symptoms show

(Newser) - A new test could predict a person’s risk of Alzheimer’s decades before symptoms appear—and it only takes half a minute, the Daily Telegraph reports. A London scientist identified a group of otherwise healthy people in their 40s whose brain scans revealed tiny lesions in the memory hub,... More »

New Test Predicts Alzheimer’s

Three markers in spinal fluid may help in development of treatment

(Newser) - The presence of certain biomarkers in spinal fluid can predict the development of Alzheimer's disease, even in patients who display no symptoms, according to breakthrough research being published tomorrow. "This is what everyone is looking for, the bull’s eye of perfect predictive accuracy," a doctor not connected... More »

15 Stories