Blood urea increased | Blood urea nitrogen increased | BUN increased | Increased urea | Nitrogen nonprotein blood increased | Nitrogen retention | Nitrogen urea blood increased | Nonprotein nitrogen blood elevated | Nonprotein nitrogen blood incr | Nonprotein nitrogen blood increased | Nonprotein nitrogen increased | NPN increased | Plasma urea increased | Raised blood urea | Serum urea increased | Urea blood elevated | Urea blood level increased | Urea high | Urea increased | Urea nitrogen blood increased | Urea nitrogen increased | Nitrogen non-protein blood increased | Non-protein nitrogen blood elevated | Non-protein nitrogen blood increased | Non-protein nitrogen increased |