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.
The Navy System Commands. SYSCOMs. The Navy's mission and resources transcend the boundaries of the sea, as it also includes advanced land based and aviation based missions. In order to address this diverse set of needs, the Navy is comprised of components known as System Commands, or SYSCOMs. Examples of Navy SYSCOMs include: Naval Air Systems Command (NAVAIR), Naval Sea Systems Command (NAVSEA), Space and Naval Warfare Systems Command (SPAWAR), and Office of Naval Research (ONR).