CASMED to Present at
the 2nd Annual Marcum MicroCap Conference

Branford, Conn. (May 23, 2013) - CAS Medical Systems, Inc. (NASDAQ: CASM), (CASMED), a leader in medical devices for non-invasive patient monitoring, today announced that Thomas M. Patton, President and Chief Executive Officer, will present at the 2nd Annual Marcum MicroCap Conference on Thursday, May 30, 2013, at the Grand Hyatt Hotel in New York City.

The presentation is scheduled to begin at 1:30 p.m. ET in the Estate 10 room and will be available via a live webcast at http://wsw.com/webcast/marcum/casm/. An archived replay will be available for 90 days.

About CASMED - Monitoring What's Vital

CASMED is a leading developer and manufacturer of medical devices for non-invasive patient monitoring. The Company's FORE-SIGHT® Absolute Cerebral Oximeter provides a highly accurate, non-invasive, continuous measurement of absolute cerebral tissue oxygen saturation. Direct monitoring of tissue oxygenation provides a superior and powerful tool to alert clinicians to otherwise unrecognized and dangerously low levels of oxygenation of the brain and other tissues, thereby allowing them to intervene appropriately in the care of their patients. In addition to FORE-SIGHT Oximeters and accessories, the Company provides a line of bedside patient vital signs monitoring products, proprietary non-invasive blood pressure monitoring solutions for OEM use, neonatal intensive care supplies, and service. CASMED products are designed to provide unique monitoring solutions that are vital to patient care. For further information regarding CASMED, visit the Company's website at www.casmed.com.

About Marcum LLP

Marcum LLP is one of the largest independent public accounting and advisory services firms in the nation. Ranked among the top 15, Marcum LLP offers the resources of 1,000 professionals, including over 125 partners, in more than 20 offices throughout New York, New Jersey, Massachusetts, Connecticut, Pennsylvania, California, Florida, Grand Cayman, and China.

Company Contact
CAS Medical Systems, Inc.
Jeffery A. Baird
Chief Financial Officer
(203) 315-6303
ir@casmed.com

Investors
LHA
Don Markley (dmarkley@lhai.com)
(310) 691-7105
Bruce Voss (bvoss@lhai.com)
(310) 691-7100
@LHA_IR_PR

distributed by