What is a methylmalonic acid (MMA) test? This test measures the amount of methylmalonic acid (MMA) in your blood or urine. MMA is a substance made in small amounts during metabolism. Metabolism is the process of how your body changes food into energy. Vitamin B12 plays an important role in metabolism. If your body doesn’t have enough […]
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What is a mental health screening? A mental health screening is an exam of your emotional health. It helps find out if you have a mental disorder. Mental disorders are common. They affect more than half of all Americans at some point in their lives. There are many types of mental disorders. Some of the most common disorders
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What are measles and mumps tests? Measles and mumps are infections caused by similar viruses. They are both very contagious, meaning they easily spread from person to person. Measles and mumps mostly affect children. Measles can make you feel like you have a bad cold or the flu. It will also cause a flat, red rash. This rash usually
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What is an MCV blood test? MCV stands for mean corpuscular volume. There are three main types of corpuscles (blood cells) in your blood–red blood cells, white blood cells, and platelets. An MCV blood test measures the average size of your red blood cells, also known as erythrocytes. Red blood cells move oxygen from your lungs
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What are malaria tests? Malaria is a serious disease caused by a parasite. Parasites are tiny plants or animals that get nutrients by living off another creature. Parasites that cause malaria are passed to humans through the bite of infected mosquitos. At first, malaria symptoms may be similar to those of the flu. Later on, malaria can lead
What is a magnesium blood test? A magnesium blood test measures the amount of magnesium in your blood. Magnesium is a type of electrolyte. Electrolytes are electrically charged minerals that are responsible for many important functions and processes in your body. Your body needs magnesium to help your muscles, nerves, and heart work properly. Magnesium also helps control blood
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What are Lyme disease tests? Lyme disease is an infection caused by bacteria carried by ticks. Lyme disease tests look for signs of infection in your blood or cerebrospinal fluid. You can get Lyme disease if an infected tick bites you. Ticks can bite you anywhere on your body, but they usually bite in hard-to-see parts of your
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What is a luteinizing hormone (LH) levels test? This test measures the level of luteinizing hormone (LH) in your blood. LH is made by your pituitary gland, a small gland located underneath the brain. LH plays an important role in sexual development and functioning. In women, LH helps control the menstrual cycle. It also triggers the release of
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What are lung function tests? Lung function tests, also known as pulmonary function tests, or PFTs, are a group of tests that check to see if your lungs are working right. The tests look for how much: air your lungs can hold you move air in and out of your lungs the lungs move oxygen
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What are lung cancer tumor marker tests? Lung cancer tumour markers are substances produced by tumour cells. Normal cells can turn into tumour cells due to a genetic mutation, a change in the normal function of genes. Genes are the basic units of heredity passed down from your mother and father. Some genetic mutations can be
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