Vinyl Chloride Bones

About 13 billion kilograms are produced annually.

Vinyl chloride bones.

Viola pl bigotti a caputo a. A small percentage of individuals occupationally exposed to high levels of vinyl chloride in air have developed a set of symptoms termed vinyl chloride disease which is characterized by raynaud s phenomenon fingers blanch and numbness and discomfort are experienced upon exposure to the cold changes in the bones at the end of the fingers. Oncogenic response of rat skin lungs and bones to vinyl chloride. Vinyl chloride disease is a syndrome consisting of raynaud s phenomenon acroosteolysis dissolution of the bones of the terminal phalanges and sacroiliac joints and scleroderma like skin changes.

What is vinyl chloride. Vinyl chloride monomer. Toxicity of vinyl chloride and polyvinyl chloride as seen through epidemiologic observations. Vinyl chloride is an organochloride with the formula h 2 c chcl that is also called vinyl chloride monomer vcm or chloroethene this colorless compound is an important industrial chemical chiefly used to produce the polymer polyvinyl chloride pvc.

Wagoner jk infante pf apfeldorf rb. Vinyl chloride is used primarily to make polyvinyl chloride pvc. Vinyl chloride is primarily used to make polyvinyl chloride to manufacture plastics. Pvc is used to make a variety of plastic products including pipes wire and cable coatings and packaging materials.

J toxicol environ health. However it can be formed in the environment when other manufactured substances such as trichloroethylene trichloroethane and tetrachloroethylene are broken down by certain microorganisms. These exposures have resulted in what has been called vinyl chloride disease a syndrome consisting of raynaud s phenomenon blanching numbness and discomfort of the fingers upon exposure to cold degeneration of the fingertip bones acroosteolysis joint and muscle pain and stiffness of the hands with skin changes. Vinyl chloride is a colorless gas that burns easily.

Vinyl chloride is a chlorinated hydrocarbon occurring as a colorless highly flammable gas with a mild sweet odor that may emit toxic fumes of carbon dioxide carbon monoxide hydrogen chloride and phosgene when heated to decomposition. Repeated exposure can damage the skin scleroderma bones acro osteolysis and blood vessels in the hand raynaud s syndrome scleroderma is characterized by a hardening and tightening of patches of skin.