Conference Call Accessible Via Live Webcast

BOTHELL, WA, April 2, 2003 - Sonosite, Inc. (Nasdaq: SONO) today released financial results for the first quarter ended March 31, 2002. For the quarter, Sonosite reported revenue of $12.8 million compared to $8.2 million for the first quarter of 2001, an increase of 57 percent.

Sonosite, Inc. (Nasdaq: SONO) today announced that the Company will report its first quarter earnings results on Wednesday, April 30, 2003, after market close. Sonosite's management team will host a conference call on Wednesday, April 30 at 1:30 p.m. (PST) to discuss the Company's first quarter. The call will be broadcast live via the "Investors" section of Sonosite's website: http://investor.sonosite.com/medialist.cfm.

A replay of the call will be available by dialing 719-457-0820 or toll-free 888-203-1112. Replay access will be available starting April 30, 2003, 4:30 p.m. (PST) until May 1, 2003, 8:45 p.m. (PST). The confirmation code 148681 is required for replay access. The call will be archived on Sonosite's website until May 30, 2003, at http://ir.sonosite.com/.

About Sonosite
Sonosite, 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.