Live Presentation Available Via Audio-WebcastBOTHELL, WA, March 19, 2004 - SonoSite, Inc. (Nasdaq: SONO), the leader in high performance, hand-carried ultrasound, today announced that Kevin Goodwin, president and chief executive officer of SonoSite, will present at the Invest Northwest 2004 Conference at 11:40 a.m. (PST) on Tuesday, 23 March 2004 at the Bell Harbor Conference Center in Seattle. Interested investors can listen to a live audio-webcast at http://www.wallstreetwebcasting.com/webcast/in2/sono. The audiocast will be archived on the site until Sunday, 23 May 2004 at 8:00 p.m. (PST).About SonoSiteSonoSite, Inc. (www.sonosite.com) is the innovator and world leader in hand-carried ultrasound, with an installed base of more than 20,000 systems. The Company, headquartered near Seattle, Washington is represented by eight subsidiaries and a global distribution netwok in over 75 countries. SonoSite's small, lightweight systems are expanding the use of ultrasound across the clinical spectrum by cost-effectively bringing high performance ultrasound to the point of patient care. The Company employs approximately 450 people worldwide.