Which of the following values are suggestive of acute tubular necrosis -
In acute tubular necrosis - Urine sodium ->40meq/L Urine osmolality -<350mosmol/L BUN /plasma creatinine=10-15:1 Urine creatinine/plasma creatinine-<20 Casts-muddy brown Ref:Harrison 20th edition pg no. 291
Urine osmolality > 500mosmol/L H20
Urine sodium > 40 meq/L
Blood urea nitrogen/ plasma creatinine > 20:1
Urine creatinine/plasma creatinine > 40
Kidney