Cardiac conditions. Certain subtypes of troponin (cardiac I and T) are very sensitive and specific indicators of damage to the heart muscle (myocardium). They are measured in the blood to differentiate between unstable angina and myocardial infarction (heart attack) in people with chest pain or acute coronary syndrome.
Virtual reality (VR) typically refers to computer technologies that use virtual reality headsets to generate the realistic images, sounds and other sensations that replicate a real environment or create an imaginary setting. VR also simulates a user's physical presence in this environment.
Virtual Routing and Forwarding (VRF) In a very simple sense, a VRF provides a Layer 3 isolation mechanism within routing protocols or static routes. In the Cisco Nexus 7000 series of data center switches, the highest level of isolation mechanisms is a Virtual Device Context (VDC).