Laboratory Tests - MedlinePlus
2017年12月13日 · Laboratory tests check a sample of your blood, urine, or body tissues. A technician or your doctor analyzes the test samples to see if your results fall within the normal range. The tests use a range because what is normal differs from person to person.
Medical Tests - MedlinePlus
Medical tests can help detect a condition, determine a diagnosis, plan treatment, check to see if treatment is working, or monitor the condition over time. A doctor may order these tests as part of a routine checkup, to check for certain diseases and disorders, or to monitor your health.
How to Prepare for a Lab Test - MedlinePlus
Lab tests may be used to: Help diagnose or screen for a specific disease or condition. Screening helps diagnose diseases before you have any symptoms. Monitor a disease or see if treatment is working. Give you more general information about your organs and body systems.
MCV (Mean Corpuscular Volume): MedlinePlus Medical Test
An MCV test can help diagnose which type of anemia you have. Why do I need an MCV blood test? Your health care provider may order a complete blood count, which includes an MCV test, as part of your regular checkup.
How to Understand Your Lab Results: MedlinePlus Medical Test
A lab test checks a sample of your blood, urine, or other body fluid or tissue to learn about your health. Find out how lab tests are used.
HLA-B27 antigen: MedlinePlus Medical Encyclopedia
2023年4月30日 · HLA-B27 is a blood test to look for a protein that is found on the surface of white blood cells. The protein is called human leukocyte antigen B27 (HLA-B27).
What You Need to Know About Blood Testing - MedlinePlus
Blood testing, also known as blood work, is one of the most common types of lab tests. Blood work is often included as part of a regular checkup. Blood tests are also used to: Help diagnose certain diseases and conditions. Monitor a chronic (long-lasting) disease or condition, such as diabetes or high cholesterol.
Pleural Fluid Analysis: MedlinePlus Medical Test
2023年5月4日 · A pleural fluid analysis can help find the cause of a pleural effusion. Treating the cause may help keep the fluid from building up in the future. The fluid buildup you have now usually needs treatment, too. Without treatment, it may lead to a collapsed lung and other serious health problems.
The 411 on common lab tests | NIH MedlinePlus Magazine
Common lab tests include: Complete blood count: Checks your overall health and is often given during the yearly checkup. Testing your red and white blood cell count can show if you have an infection (high white blood cell count) or anemia (low red blood cell count). Blood cholesterol test: Measures cholesterol levels.
Sexually Transmitted Infection (STI) Tests - MedlinePlus
Home test kits are available for several STIs, including chlamydia, gonorrhea, syphilis, trichomoniasis, and hepatitis C. These tests usually involve using a device (lancet) to prick your finger for a drop of blood, collecting a urine sample, or taking an oral swab.