 White blood cell count today 21.5, hemoglobin 12.4, platelet count 284,000, and neutrophils 89.  UA on 6/18/2009 showed no evidence of UTI.  Sodium today 130, potassium 2.7, and creatinine 0.4.  AST and ALT on 6/20/2009 were normal.  Blood cultures from admission were negative.  Urine culture on admission was negative.  C. diff was positive.  Stool culture was negative.