95 results
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Algorithm - Utilizing ... Osmolarity 2) Urine ... Sodium 4) Serum ... High Uric Acid → renal ... #Algorithm #nephrology
General approach to AKI - Checklist

Urine electrolytes & FENa - Previously, it was believed that urine
sodium excretion ... differentiate between pre-renal ... and intrinsic renal ... performance for diagnosing ... AcuteKidneyInjury #Nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Injury - AKI Workup Algorithm ... and Differential Diagnosis ... microscopy / urinary ... #AKI #Workup #Algorithm ... #Differential #Diagnosis
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup and Diagnosis ... Algorithm • Confirm ... for renal biopsy ... uw_IMresidency #Hematuria #Diagnosis ... #Algorithm #Workup
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
Hyponatremia Differential Algorithm ... sodium and serum ... sodium low, uric ... #Differential #Algorithm ... #Diagnosis #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 ... #Hyponatremia #algorithm ... #diagnosis #sodium ... #low #nephrology
Sulfa Crystals on Urine Microscopy
Sulfa Crystal!  Drug-induced crystalluria is a cause of acute renal failure
Microscopy Sulfa ... cause of acute renal ... Especially sulfonamides are ... #Microscopy #crystalluria ... #clinical #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... - RBC casts → Diagnostic ... #Differential #Diagnosis ... #causes #urology ... #nephrology #renal
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
- Urinalysis/microscopy ... UOP/weights - Urine ... ATN - 45% - Pre-renal ... mostly ATN and pre-renal ... #Diagnosis #Algorithm
Fractional Excretion of Sodium - FENa
Fractional Excretion of Sodium (FENa) = (Urine Na+ x Serum Cr)
(FENa) = (Urine ... / (Serum Na+ x Urine ... suggests ATN - Dr ... #nephrology #calculation ... #diagnosis