
Alanine aminotransferase (ALT) blood test - Mayo Clinic
Jun 3, 2025 · An alanine aminotransferase test, also called an ALT test, is a blood test to check the health of your liver. ALT is a substance found mostly in the liver. If your liver is OK, the …
Low white blood cell count Causes - Mayo Clinic
Jun 15, 2005 · White blood cells are made in bone marrow — the spongy tissue inside some of the larger bones. Conditions that affect the bone marrow are the usual causes of low white …
CA 125 test - Mayo Clinic
Mar 7, 2025 · If you've been diagnosed with ovarian, endometrial, peritoneal or fallopian tube cancer, a decreasing CA 125 level often indicates that the cancer is responding to treatment. …
Low hemoglobin count Causes - Mayo Clinic
May 13, 2025 · A low hemoglobin count on a blood test could be normal for you, or it could indicate that you have a condition that needs medical attention. This content does not have an …
Stool color: When to worry - Mayo Clinic
Oct 10, 2024 · Stool comes in a range of colors. All shades of brown and even green are considered typical. Only rarely does stool color indicate a possibly serious intestinal condition. …
Neutropenia (low neutrophil count) - Mayo Clinic
Jan 23, 2025 · Neutropenia (noo-troe-PEE-nee-uh) means that the body has too few neutrophils, a type of white blood cells. All white blood cells help the body fight infecti
High hemoglobin count Causes - Mayo Clinic
Feb 15, 2025 · A high level of hemoglobin in the blood usually occurs when the body needs more oxygen, often because of smoking or living at high altitude.
Hematocrit test - Mayo Clinic
This can indicate: The blood has too few healthy red blood cells. This condition is called anemia. That the body does not have enough vitamins or minerals. Recent or long-term blood loss. …
Ferritin test - Mayo Clinic
Dec 19, 2023 · If a ferritin test shows high ferritin levels, it most often means swelling in the body, called inflammation. Conditions that can cause inflammation include liver disease, rheumatoid …
PSA test - Mayo Clinic
Apr 30, 2025 · The PSA test can detect high levels of PSA that may indicate the presence of prostate cancer. However, many other conditions, such as an enlarged or inflamed prostate, …