Poisoning, lead
While severe lead poisoning has now largely disappeared in the US, low-level poisoning remains a problem, especially in inner-city housing built before 1960. A study done by the CDC (Centers for Disease Control and Prevention) in 1999 found that nearly 900,000 American preschoolers had lead levels that could hurt their health or their ability to learn.
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- Poisoning, mercury
The metallic element mercury is poisonous to humans. Mercury poisoning can occur in both acute and chronic forms. Acute mercury poisoning (which today is less common) is associated with ulcerations of the stomach and intestine and with toxic changes in the renal (kidney) tubules. Anuria (failure to form urine) and anemia may occur. Chronic mercury […]
- Poisoning, sea
An intensely itchy rash due to contact with the tiny thimble jellyfish (Linuche unguiculata). These jellyfish are common between March and August in the waters off of Florida and in the Gulf of Mexico and the Caribbean Sea. There may be no adult jellyfish around as a warning. The jellyfish larvae look like mere specks […]
- Poland anomaly
191, 1841). Poland became a celebrated surgeon and ophthalmologist but had to retire in 1867 due to a chronic cough. He died in 1872 at the age of 51 of “consumption of the lungs” (pulmonary tuberculosis). Although Poland could never have discovered this syndrome without George Elt, Mr. Elt has not been credited nor has […]
- Poland sequence
191, 1841). Poland became a celebrated surgeon and ophthalmologist but had to retire in 1867 due to a chronic cough. He died in 1872 at the age of 51 of “consumption of the lungs” (pulmonary tuberculosis). Although Poland could never have discovered this syndrome without George Elt, Mr. Elt has not been credited nor has […]
- Polio
Abbreviation for poliomyelitis, an acute and sometimes devastating disease caused by a virus. Man is the only natural host for polio virus. The virus enters the mouth and multiplies in lymphoid tissues in the throat and intestine. Small numbers of virus enter the blood and go to other sites where the virus multiplies more extensively. […]