| http://www.w3.org/ns/prov#value | - There may be signs of fluid overload, including abnormal sounds on listening to the heart and lungs with a stethoscope (auscultation ).Other signs include:BUN and serum creatinine levels may increaseFractional excretion of sodium and of urea may be relatively highKidney biopsy may show acute tubular necrosis (but a biopsy is rarely done)Urinalysis may show casts , kidney tubular cells, and red blo
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