Diagnosis of SUTI:
(1) at least 1 of the clinical findings (at least 2 required if age > 1 year and if laboratory finding 1 is absent)
(2) at least 1 of the laboratory or physician findings
(3) no other recognized cause
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Clinical Findings
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Age <=1 Year
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Age > 1 Year
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temperature
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fever (> 38°C)
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fever (> 38°C rectal) or hypothermia (< 37°C rectal)
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other signs and symptoms
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urgency, frequency, dysuria, suprapubic tenderness
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apnea, bradycardia, dysuria, lethargy, vomiting
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Laboratory or physician findings:
(1) positive urine culture (>= 100,000 microorganisms per mL urine) AND (1 or 2 species of microorganisms)
(2) positive urine dipstick for leukocyte esterase and/or nitrate
(3) pyuria (>= 10 WBC per µL OR >= 3 WBC per hpf on a smear of unspun urine)
(4) microorganisms seen on a Gram stain performed on unspun urine
(5) 2 or more urine cultures with repeated isolation of the same uropathogen with >= 100 colonies per mL in non-voided specimens
(6) less than 100,000 microorganisms per mL urine AND patient being treated with an antimicrobial agent for a urinary tract infection
(7) physician diagnosis of a urinary tract infection
(8) physician starts appropriate therapy for a urinary tract infection
