The patient is complaining of severe flank pain when he tries to urinate.His urinalysis shows sediment and crystals along with a few bacteria.Using this information along with the clinical picture,the nurse realizes that the patient's condition is

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Analysis of urinary sediment and electrolyte levels is helpful in distinguishing among the various causes of acute kidney injury.Postrenal conditions may present with stones,crystals,sediment,bacteria,and clots from the obstruction.Coarse,muddy brown granular casts are classic findings in ATN (intrarenal),along with microscopic hematuria and a small amount of protein.In prerenal conditions,the urine typically has no cells but may contain hyaline casts.The flank pain and urinalysis definitely indicate a renal condition.

The Patient Is Complaining of Severe Flank Pain When He