The patient is admitted with complaints of general malaise and fatigue,along with a decreased urinary output.The patient's urinalysis shows coarse,muddy brown granular casts and hematuria.The nurse determines that the patient has:

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Analysis of urinary sediment and electrolyte levels is helpful in distinguishing among the various causes of acute kidney injury.Coarse,muddy brown granular casts are classic findings in ATN.Microscopic hematuria and a small amount of protein also may be seen.In prerenal conditions,the urine typically has no cells but may contain hyaline casts.Postrenal conditions may present with stones,crystals,sediment,bacteria,and clots from the obstruction.Bacteria would be present in a urinary tract infection.

The Patient Is Admitted with Complaints of General Malaise and Fatigue,along