Health A-Z

Lead Poisoning

Clinical Definition Lead poisoning is a condition usually occurring as a result of ingesting lead-based paint. It is especially dangerous for young children and babies, as it can damage children’s developing nervous system, and other organs, triggering behavioral problems, learning issues and other problems. Symptoms may also include hyperactivity, headaches, vomiting and fatigue. A blood

Legionnaires’ Disease

Clinical Definition Legionnaires’ disease is an infection caused by the bacteria Legionella, found naturally in the environment and typically in warm water. The disease is transmitted via inhalation of droplets of water contaminated with the bacteria and typically can lead to pneumonia. It can be treated with antibiotics. In Our Own Words Legionnaires’ disease is an infection caused


Clinical Definition Leukemia, from the Greek words for white (leukos) and blood (haima), is a disease that affects both children and adults. Also called a blood cancer, leukemia is a malignant disease of the blood and bone marrow (which produces all types of blood cells). Leukemia begins in immature cells of bone marrow and most

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