INDIANAPOLIS--(BUSINESS WIRE)--Positron Corporation (OTCBB:POSC) (the “Company”) a molecular imaging solutions company focused on Nuclear Cardiology, states that over the first 4 months of 2010 that it has seen tremendous interest in its Attrius™ dedicated cardiac PET scanner. The Attrius™ was introduced in the 4th quarter of 2009 and has been met with critical acclaim throughout the molecular imaging industry.