44 results
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
Nephritic vs Nephrotic Syndrome ... nephrotic/nephritic syndromes ... dysmorphic RBCs in urine ... #Comparison #Algorithm ... #Nephrology #Diagnosis
General approach to AKI - Checklist

Urine electrolytes & FENa - Previously, it was believed that urine
sodium excretion ... fractional excretion of sodium ... performance for diagnosing ... acute tubular interstitial ... AcuteKidneyInjury #Nephrology
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Neurological event 2) Sodium ... → Increased urine ... Pathophysiology #diagnosis ... #nephrology #hyponatremia ... #comparison
Acute Kidney Injury (AKI) - Common Patterns on Urinalysis
 - Prerenal
 - ATN
 - AIN
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Acute Kidney Injury ... - Nephritic Syndrome ... AKI #Urinalysis #diagnosis ... #table #comparison ... #nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
uric acid >4 • Urine ... Cirrhosis, Nephrotic syndrome ... • Urine Na > 30 ... Hyponatremia #algorithm #diagnosis ... #sodium #low #nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... and Differential Diagnosis ... investigations depending on clinical ... • Cardio-renal syndrome ... #nephrology #causes
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
- Differential Diagnosis ... Algorithm 1) Check Urine ... , Cushing syndrome ... Workup #Algorithm #nephrology ... #sodium
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Acute Kidney Injury ... - Differential Diagnosis ... Abdominal Compartment Syndrome ... : • Vascular: Emboli ... #nephrology #causes
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 ... • Renal artery embolism ... #nephrology #renal
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
- Differential Diagnosis ... paraproteinemia, acute ... leukemia Measure Urine ... Insulin/Glucose, Acute ... Workup #phosphate #nephrology