REDWOOD CITY, Calif., April 28 /PRNewswire-FirstCall/ -- Genomic Health, Inc. (Nasdaq:GHDX - News) today announced that the company will host a conference call and webcast on Wednesday, May 5 at 4:30 p.m. Eastern Time to discuss its first quarter 2010 financial results. The call and webcast will follow the release of the first quarter financial results after market close.