A super speciality cardiothoracic wing was opened at the Queen's NRI Hospital here. The facility has a state of the art cathlab including intravascular ultrasound, a 20-bed ICCU, latest echo cardiograph, latest MRI facility with provision for cardiac MRI scanning, etc., said hospital chairman C. Ranga Rao and C. Vijaya Lakshmi. Two noted interventional cardiologists K. Damodara Rao and M. Bhaskara Rao have joined the hospital, Dr. Ranga Rao said.