Quest Diagnostics Announces C9orf72 Genetic Test For ALS (Lou Gehrig's Disease)MADISON, N.J. and WORCESTER, Mass., April 25, 2012 /PRNewswire/ – Quest Diagnostics (DGX), the world's leading provider of diagnostic testing, information and services, today announced a new genetic … Read News Toxic Encephalopathy – Wikipedia, The Free EncyclopediaThe condition may also be referred to as substance-induced …