Human T-lymphotropic virus type I screening in volunteer blood donors--United States, 1989.

On November 29, 19898, the Food and Drug Administration (FDA) issued recommendations to screen all whole blood donations in the United States for human T-lymphotropic virus type I (HTLV-1). This report summarizes results of the first 13 months of screening (December 1988 through December 1989) by the American Red Cross (ARC) and the Council of Community Blood Centers (CCBC).