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Mayo Clinic Minute: New definition of Alzheimer's changes
Researchers are changing the way they define Alzheimer's disease and opening the door for better research — and hopefully, better treatments.
MRI: Is gadolinium safe for people with kidney problems?
Older gadolinium contrast agents used with MRI posed a risk for people with severe kidney failure. Newer versions are much safer.
Latent autoimmune diabetes in adults (LADA): What is it?
Latent autoimmune diabetes in adults (LADA) is a slow-developing form of diabetes.
Is a home sperm test useful?
Using a home sperm test to check your fertility may not provide a clear answer.
Intravenous pyelogram
An intravenous pyelogram is an imaging exam that may be used to help diagnose urinary tract disorders. Learn what to expect during the exam.
How do COVID-19 antibody tests differ from diagnostic tests?
Antibody testing shows whether you've had the COVID-19 virus in the past. It's not the same as testing to see whether you have the virus now.
Holter monitor
This wearable device keeps track of the heart's rhythm during daily activities. Learn when you might need one and what to expect.
Hodgkin's vs. non-Hodgkin's lymphoma: What's the difference?
Learn how types of lymphomas are determined using lab tests to examine cancer cells.
Hematocrit test
Learn about this red blood cell blood test, including why it's used and what to expect.
HPV test
This test can help show the risk of cervical cancer. Learn more about how to prepare and what the results may mean.
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