48 results
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... and Differential Diagnosis ... microscopy / urinary ... investigations depending on clinical ... syndrome: troponin
Sulfa Crystals on Urine Microscopy
Sulfa Crystal!  Drug-induced crystalluria is a cause of acute renal failure
Microscopy Sulfa ... is a cause of acute ... renal failure that ... Especially sulfonamides are ... #clinical #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... pain hematuria syndrome ... - RBC casts → Diagnostic ... #causes #urology ... #nephrology #renal
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... tubular cells - Acute ... Red cell casts - Diagnostic ... #key #diagnosis ... #nephrology #casts
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
Guide to Acute Kidney ... UOP/weights - Urine ... ATN - 45% - Pre-renal ... mostly ATN and pre-renal ... #Diagnosis #Algorithm
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
and concentrated urine ... seen in acute tubular ... Fatty - Nephrotic syndrome ... #Differential #Microscopy ... #Diagnosis #Nephrology
General approach to AKI - Checklist

Urine electrolytes & FENa - Previously, it was believed that urine
differentiate between pre-renal ... and intrinsic renal ... performance for diagnosing ... acute tubular interstitial ... AcuteKidneyInjury #Nephrology
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Acute Kidney Injury ... - Differential Diagnosis ... Framework Pre-Renal ... Abdominal Compartment Syndrome ... #nephrology #causes
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... suggestive of acute ... non-infectious) - Dr ... #Microscopy #nephrology ... interpretation #diagnosis
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
- Differential Diagnosis ... paraproteinemia, acute ... leukemia Measure Urine ... FEPO4 ≥ 5% - Renal ... Workup #phosphate #nephrology