99 results
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
and Differential Diagnosis ... differential, urine ... dipstick, urine ... clinical context and signs ... #Differential #Diagnosis
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup and Diagnosis ... WBCs, or urine ... → Urine culture ... for renal biopsy ... uw_IMresidency #Hematuria #Diagnosis
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... hematuria • Signs ... - RBC casts → Diagnostic ... #Differential #Diagnosis ... #nephrology #renal
Renal Tubular Acidosis - Differential Diagnosis Algorithm
Decreased Serum K, Urine pH < 5.5 - Proximal RTA
Decreased
Renal Tubular Acidosis ... - Differential Diagnosis ... = Hyperkalemic Renal ... #Differential #Diagnosis ... #Algorithm #nephrology
General approach to AKI - Checklist

Urine electrolytes & FENa - Previously, it was believed that urine
- Checklist Urine ... differentiate between pre-renal ... and intrinsic renal ... performance for diagnosing ... AcuteKidneyInjury #Nephrology
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
- Differential Diagnosis ... - RenalUrine ... Renal Loss of HCO3 ... #Differential #Diagnosis ... #Workup #nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Na <20: Extra-renal ... Na >30: Renal losses ... Na > 30: Renal ... Hyponatremia #algorithm #diagnosis ... #sodium #low #nephrology
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
- Differential Diagnosis ... Algorithm Urine ... Dl • Chronic Renal ... #Differential #Diagnosis ... Algorithm #causes #nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential Diagnosis ... Osmolarity 2) Urine ... Osmolarity 3) Urine ... High Uric Acid → renal ... #Algorithm #nephrology
Distal Renal Tubular Acidosis (RTA)  Type 1 

Totally scuppers the kidney's acidification mechanism. Will be
Distal Renal Tubular ... much easier to diagnosis ... with direct urine ... Failure to acidify urine ... #Management #Nephrology