At one time, the usual sources of lead poisoning were lead paint and leaded gasoline. Now, more unusual sources of lead poisoning include jewelry, cosmetics, imported herbal and traditional medicines, and even hobby supplies. Lead poisoning damages the nervous system but the symptoms can be misleading. Lead poisoning can only be diagnosed with a blood test.
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There is a lot of information about avoiding drugs, alcohol, and tobacco while pregnant. There are some other poisons to be aware of if you're pregnant, including herbal medications, supplements, lead, and carbon monoxide.
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So many poison prevention stories are about children, but when it comes to home remodeling, adults are at risk, too. Children, adults, and pets can become sick if home renovations are not carried out carefully.
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Most paints for indoor use are very safe to use. Solvent-based or oil-based paints may cause more irritation to the eyes, skin, and respiratory tract than water-based paints. There's no evidence that paint fumes harm pregnant women or the fetus, but pregnant women are advised to limit their exposure to fresh paint fumes.
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Pregnant women with high blood lead levels can have high blood pressure, spontaneous abortion, small babies, and brain damage in the infant. All pregnant women with even one risk factor for lead poisoning should have a blood lead level done. Pregnant women with lead levels at or above 5 micrograms/deciliter must have further assessment and treatment.
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There are many sources of lead poisoning, including environmental and occupational causes. Poisoning is usually due to lead ingestion or inhalation. Lead poisoning causes multi-organ toxicity, especially of the nervous system and kidneys. If lead concentrations in the blood are high, chelating drugs can be given to reduce the burden of lead in the body.
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Chelation therapy is a treatment for heavy metal poisoning: iron, mercury, arsenic, and lead. Some people give chelation "therapy" for other conditions such as cardiovascular disease, autism, and Alzheimer's. This exposes patients to risks without benefit. A large study of chelation therapy for cardiovascular disease leads some researchers to suggest further study.
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