ORANGE COUNTY EARNINGS

Radiance Medical Systems Inc.: The Irvine medical products company reported a first-quarter net loss of $6.3 million, or 60 cents a share, which included a one-time charge of $4.2 million related to an acquisition. A year ago, the company lost $2 million, or 22 cents a share. Revenue was down 28% to $1.8 million from $2.5 million.