Their makers claim they can detect dozens of cancer types — but some scientists say they could be missing many cancers or ...

A closely watched clinical trial in Britain that screened blood for early detection of cancer did not show a reduction in diagnoses at later stages of the disease.

Blood tests look for markers in the blood that may indicate non-Hodgkin lymphoma. Blood tests alone cannot diagnose lymphoma, but they can help with diagnosis. A doctor may order blood tests to look ...

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A new study suggests a blood test could distinguish gallbladder cancer from gallstones by tracking changes in metabolites and bile acids.

Not so long ago, a blood test for Alzheimer’s disease seemed a pipe dream. Now, after years of study, the field is awash with sensitive assays that signal the proteopathic culprits Aβ and tau ...

The Food and Drug Administration has greenlit Japan-based test manufacturer Fujirebio to begin marketing its blood test for helping doctors diagnose Alzheimer's disease in some patients, clearing the ...

As people age, it becomes harder to know who is on track for healthy years ahead and who may be at higher risk for serious ...

A recent study shows that accessible blood tests can accurately identify Alzheimer’s disease. When combined with standard cognitive assessments, these tools offer a reliable diagnostic approach for ...