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Laboratory Tests

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. Many factors affect test results. These include Your sex, age […]

Lactose Intolerance

Lactose intolerance means that you cannot digest foods with lactose in them. Lactose is the sugar found in milk and foods made with milk. After eating foods with lactose in them, you may feel sick to your stomach. You may also have Gas Diarrhea Swelling in your stomach Your doctor may do a blood, breath […]

Ladies First: Women’s Health

Ladies First helps eligible women get breast, cervical and heart health screenings. Our members get free mammograms, Pap tests and heart health checkups (blood pressure, cholesterol and blood sugar testing). Ladies First also pays for diagnostic tests when needed; our nurse case manager is available to provide support and guidance. We help women make positive [...]

Laser Eye Surgery

For many people, laser eye surgery can correct their vision so they no longer need glasses or contact lenses. Laser eye surgery reshapes the cornea, the clear front part of the eye. This changes its focusing power. There are different types of laser eye surgery. LASIK – laser-assisted in situ keratomileusis – is one of […]

Latex Allergy

Latex is a milky fluid that comes from the tropical rubber tree. Hundreds of everyday products contain latex. Repeated exposure to a protein in natural latex can make you more likely to develop a latex allergy. If your immune system detects the protein, a reaction can start in minutes. You could get a rash or […]

Lead Poisoning

Lead is a metal that occurs naturally in the earth’s crust. Lead can be found in all parts of our environment. Much of it comes from human activities such as mining and manufacturing. Lead used to be in paint; older houses may still have lead paint. You could be exposed to lead by Eating food […]

Learning Disorders

Learning disorders affect how a person understands, remembers and responds to new information. People with learning disorders may have problems Listening or paying attention Speaking Reading or writing Doing math Although learning disorders occur in very young children, they are usually not recognized until the child reaches school age. About one-third of children who have […]

Leg Injuries and Disorders

Your legs are made up of bones, blood vessels, muscles, and other connective tissue. They are important for motion and standing. Playing sports, running, falling, or having an accident can damage your legs. Common leg injuries include sprains and strains, joint dislocations, and fractures. These injuries can affect the entire leg, or just the foot, […]

Legionnaires’ Disease

Legionnaires’ disease is a type of pneumonia caused by bacteria. You usually get it by breathing in mist from water that contains the bacteria. The mist may come from hot tubs, showers, or air-conditioning units for large buildings. The bacteria don’t spread from person to person. Symptoms of Legionnaires’ disease include high fever, chills, a […]

Leishmaniasis

Leishmaniasis is a parasitic disease spread by the bite of infected sand flies. There are several different forms of leishmaniasis. The most common are cutaneous and visceral. The cutaneous type causes skin sores. The visceral type affects internal organs such as the spleen, liver, and bone marrow. People with this form usually have fever, weight […]

Leukemia

Leukemia is cancer of the white blood cells. White blood cells help your body fight infection. Your blood cells form in your bone marrow. In leukemia, the bone marrow produces abnormal white blood cells. These cells crowd out the healthy blood cells, making it hard for blood to do its work. There are different types […]

Leukodystrophies

The leukodystrophies are rare diseases that affect the cells of the brain. Specifically, the diseases affect the myelin sheath, the material that surrounds and protects nerve cells. Damage to this sheath slows down or blocks messages between the brain and the rest of the body. This leads to problems with Movement Speaking Vision Hearing Mental […]

Lewy Body Disease

Lewy body disease is one of the most common causes of dementia in the elderly. Dementia is the loss of mental functions severe enough to affect normal activities and relationships. Lewy body disease happens when abnormal structures, called Lewy bodies, build up in areas of the brain. The disease may cause a wide range of […]

Lice

Lice are parasitic insects that can be found on people’s heads and bodies. They survive by feeding on human blood. Lice found on each area of the body are different from each other. The three types of lice that live on humans are head lice, body lice (also called clothes lice), and pubic lice (“crabs”). […]

Limb Loss

People can lose all or part of an arm or leg for a number of reasons. Common ones include Problems with blood circulation. These may be the result of atherosclerosis or diabetes. Severe cases may result in amputation. Injuries, including from traffic accidents and military combat Cancer Birth defects Some amputees have phantom pain, which […]

Listeria Infections

Listeriosis is a foodborne illness caused by Listeria monocytogenes, bacteria found in soil and water. It can be in a variety of raw foods as well as in processed foods and foods made from unpasteurized milk. Listeria is unlike many other germs because it can grow even in the cold temperature of the refrigerator. Symptoms […]

Liver Cancer

Your liver is the largest organ inside your body. It helps your body digest food, store energy, and remove poisons. Primary liver cancer starts in the liver. Metastatic liver cancer starts somewhere else and spreads to your liver. Risk factors for primary liver cancer include Having hepatitis B or C Heavy alcohol use Having cirrhosis, […]

Liver Diseases

Your liver is the largest organ inside your body. It helps your body digest food, store energy, and remove poisons. There are many kinds of liver diseases. Viruses cause some of them, like hepatitis A, hepatitis B, and hepatitis C. Others can be the result of drugs, poisons or drinking too much alcohol. If the […]

Liver Function Tests

Your liver helps your body digest food, store energy, and remove poisons. Liver function tests are blood tests that check to see how well your liver is working. They check for liver damage, and can help diagnose liver diseases such as hepatitis and cirrhosis. You may have liver function tests as part of a regular […]

Liver Transplantation

Your liver is the largest organ inside your body. It helps your body digest food, store energy, and remove poisons. You cannot live without a liver that works. If your liver fails, your doctor may put you on a waiting list for a liver transplant. Doctors do liver transplants when other treatment cannot keep a […]

Living with HIV/AIDS

Infection with HIV is serious. But the outlook for people with HIV/AIDS is improving. If you are infected with HIV, there are many things you can do to help ensure you have a longer, healthier life. One important thing is to take your medicines. Make sure you have a health care provider who knows how […]

Low Blood Pressure

You’ve probably heard that high blood pressure is a problem. Sometimes blood pressure that is too low can also cause problems. Blood pressure is the force of your blood pushing against the walls of your arteries. Each time your heart beats, it pumps out blood into the arteries. Your blood pressure is highest when your […]

Lung Cancer

Lung cancer is one of the most common cancers in the world. It is a leading cause of cancer death in men and women in the United States. Cigarette smoking causes most lung cancers. The more cigarettes you smoke per day and the earlier you started smoking, the greater your risk of lung cancer. High […]

Lung Diseases

When you breathe, your lungs take in oxygen from the air and deliver it to the bloodstream. The cells in your body need oxygen to work and grow. During a normal day, you breathe nearly 25,000 times. People with lung disease have difficulty breathing. Millions of people in the U.S. have lung disease. If all […]

Lung Transplantation

A lung transplant removes a person’s diseased lung and replaces it with a healthy one. The healthy lung comes from a donor who has died. Some people get one lung during a transplant. Other people get two. Lung transplants are used for people who are likely to die from lung disease within 1 to 2 […]

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