Your doctor may use tests like the Dix-Hallpike maneuver, the head impulse test, the Romberg test, or the Fukuda-Unterberger ...

This past week, two patients came in with different versions of the same request. A healthy man in his late 40s brought in a printout of his exhaustive blood test panel and wanted my advice on how to ...

Doctors can test for gallbladder issues using a combination of physical exams, blood tests, and imaging studies. Several issues can affect the gallbladder, including gallstones, inflammation, or ...

Dear Doctors: I just turned 65, and my doctor wants me to have a bone density test. What is it, and how does it work? Dear Reader: A bone mineral density test, or BMD, measures the strength of one’s ...

Hoping to catch serious illnesses early, more Americans are ordering lab tests online, but their doctors don't know what to ...

Dear Doctors: I heard there will be a saliva test to see who has a high risk of getting prostate cancer. I don’t see how saliva would have anything to do with your prostate gland. How does the test ...

There is no single test to diagnose Sjögren disease. Doctors will carry out a range of tests, such as blood, eye, and salivary gland tests, to look for signs of the disorder and rule out other ...

A potential blood test can distinguish ME/chronic fatigue syndrome with great accuracy, after years of medical uncertainty.

New blood tests show promise for faster and more accurate diagnosis of Alzheimer’s disease, medical researchers say. Many current Alzheimer’s diagnoses are based on symptoms and cognitive exams, but ...