Nephro Critical care

Asymptomatic Bacteriuria (ASB) Asymptomatic bacteriuria (ASB) is defined as: Presence of significant bacterial growth in urine in a patient WITHOUT signs or symptoms attributable to urinary tract infection (UTI). Symptoms that must be absent include: Dysuria Frequency Urgency Suprapubic pain Flank pain Fever attributable to UTI Costovertebral angle tenderness Diagnostic Criteria Standard Definition (IDSA 2019) […]

Catheter Associated Urinary Tract Infection (CAUTI) Definition A Catheter-Associated Urinary Tract Infection (CAUTI) is a UTI occurring in a patient with: An indwelling urinary catheter in place for >2 calendar days OR Catheter removed within the previous 48 hours with: Compatible symptoms/signs of UTI AND Significant bacteriuria.  Catheter-Associated Asymptomatic Bacteriuria (CA-ASB) Bacteria in urine without

Upper UTI/Pyelonephritis Pyelonephritis is a bacterial infection of the renal pelvis and renal parenchyma causing inflammation of the kidney. It represents the upper spectrum of urinary tract infection (UTI). Acute Pyelonephritis Acute suppurative bacterial infection involving: Renal pelvis/Collecting system/Renal interstitium/Renal tubules Usually occurs due to: Ascending infection from lower urinary tract Less commonly hematogenous spread

Approach to Oliguria in the ICU  Oliguria = Urine output <0.5 mL/kg/hr. KDIGO AKI Criteria (Urine Output) Stage Urine Output Criteria Stage 1 <0.5 mL/kg/hr for 6–12 hours Stage 2 <0.5 mL/kg/hr for ≥12 hours Stage 3 <0.3 mL/kg/hr for ≥24 hours OR anuria ≥12 hours Definitions Term Definition Oliguria <400–500 mL/day Severe Oliguria <100

Acute Kidney Injury (AKI)  KDIGO Definition of AKI AKI is diagnosed if any one of the following is present: Increase in Serum Creatinine-≥0.3 mg/dL (26.5 μmol/L) within 48 hours Relative Increase in Creatinine-≥1.5 times baseline within previous 7 days Reduced Urine Output—<0.5 mL/kg/hr for 6 hours KDIGO Staging of AKI Stage Serum Creatinine Criteria Urine