DDT
What is DDT? DDT is a cheap, persistent man-made organochlorine pesticide that is used in Third World countries for the control of malarial mosquitoes. DDT is soluble in organic solvents…
Category: Fact Sheet Excerpt
Benzene
What is Benzene? Benzene is a clear, colorless liquid, highly flammable at room temperature. It is a natural component of crude and refined petroleum. Benzene vapor is heavier than air…
Arsenic
What is Arsenic? Arsenic is a naturally occurring element in the earth’s crust. Pure arsenic is a gray colored metal. Inorganic arsenic is found combined with other elements such as…
Accutane
What is Accutane (Isotretinoin)? Accutane (manufactured by Roche Laboratories) is the trade name for isotretinoin. The manufacturer recommends that this powerful, and very popular, prescription drug only be used in…
VATER Association
What is VATER Association? VATER association is a pattern of birth defects involving vertebrae, anus, trachea, esophagus, and renal/radial anomalies. Diagnosis requires at least three affected systems. Incidence is rare,…
Varicella
What is Varicella? Varicella, also known as Chickenpox, is a highly contagious viral infection caused by first exposure to the varicella zoster virus. The virus is transmitted by respiratory droplets…
Undescended Testicles
What Are Undescended Testicles? Testicles are the reproductive glands of the male. Normally, the two testicles are located in the scrotum (the sac under the penis). The testicles are responsible…
Turners Syndrome
What is Turner’s Syndrome? Turner syndrome only affects females, happens when an X chromosome is missing or incomplete, and shows up in about 1 in 2,000–5,000 live births. People with…
Trisomy 18
What is Trisomy 18? Trisomy 18 is a genetic disorder which has its onset before birth and is usually fatal. In this disorder, chromosome 18 appears three times (trisomy) rather…
Tracheoesophageal Fistula
What is TEF? During the first month of pregnancy, the trachea (windpipe) and the esophagus (foodpipe) undergo a division from one tube into separate tubes. This happens during the last…
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