This article was reviewed by Felix Gussone, MD. Key Takeaways: Preparing properly for lab tests helps ensure your results are accurate and reliable. Some tests — ...

A new CRISPR-powered light sensor can detect the faintest whispers of cancer in a single drop of blood.

About a decade later, the U.S. Preventive Services Taskforce (USPSTF) issued updated guidelines recommending annual screening for lung cancer with low-dose CT for adults ages 50 to 80 years with a 20 ...

A blood osmolality test measures the blood for the concentration of certain dissolved particles. This test can show whether a person has an irregular balance of fluids in their body. Osmolality tests ...

Pituitary tumors are atypical growths that develop in the pituitary gland. They are typically noncancerous. Doctors often use blood tests as a first step in diagnosing pituitary tumors. The pituitary ...

A D-dimer test is a lab test that helps diagnose blood clotting conditions. The test measures the levels of a protein fragment that remains in your blood after multiple blood clots break down. A high ...