[edit on Wikidata] Paranoia is a thought process believed to be heavily influenced by anxiety or fear, often to the point of delusion and irrationality. Paranoid thinking typically includes persecutory, or beliefs of conspiracy concerning a perceived threat towards oneself (e.g. Everyone is out to get me).
BUN stands for blood urea nitrogen and is the primary end product of protein metabolism. High levels indicate kidney failure or disease, dehydration, shock, high protein diet, certain toxin ingestions, poor circulation to the kidneys and urinary obstruction. Low levels indicate liver disease or starvation.
BUN is part of both the BMP and CMP, groups of tests that are widely used: 1  As part of a routine health checkup. 2  To check how the kidneys are functioning before starting to take certain drug therapies.  When an acutely ill person comes to the emergency room and/or is admitted to the hospital.