In a recent study posted to the medRxiv* server, a team of researchers investigated how antigen concentration and viral load in different specimen types affected the performance of severe acute ...

Researchers found that antemortem testing could increase detection and lead to more timely public health interventions for human rabies, which is under-diagnosed globally.“Human rabies under-detection ...

Successful treatment of pancreatic cancer can depend on a timely diagnosis. Various tests can help doctors rule out cancer or decide whether further testing is necessary. According to the American ...

Blood draws for several kinds of diagnostic tests require you to fast for several hours. Eating or drinking anything besides water can skew the results, leading to you needing to be retested. You may ...

A large-scale global study has identified genetic variants that are risk factors for long COVID, a discovery that helps researchers better understand the biological systems involving the disease and ...

When a doctor suspects a person has stomach cancer, they will refer them to a specialist for tests. If the person receives a diagnosis, a doctor may refer them for further testing to determine the ...

Eligibility and requirements for COVID testing have expanded since the early months of the pandemic. People with symptoms related to COVID or who are considered to be a close contact of someone with ...

Free-floating DNA carrying cancerous mutations was detected in blood three years before any other signs of cancer appeared. If approved as a test, doctors might detect cancers sooner and treat them ...