34 results
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... - AKI Workup Algorithm ... and Differential Diagnosis ... Investigations: full blood ... #nephrology #causes
Acute Kidney Injury - Differential Diagnosis Framework
PRERENAL:
 - Intrarenal vasoconstriction-hemodynamically mediated
 - Systemic vasodilation
 - Volume
Acute Kidney Injury ... volume deficiency, Diuretics ... Glomerular (red blood ... eosinophils/white blood ... #Kidney #Injury
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
- Differential Diagnosis ... Workup Algorithm ... mOsm/kg - Implies renal ... • Euvolemic (Low ... #nephrology #sodium
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
repeat testing • Acute ... → Refer to Nephrology ... for renal biopsy ... cystoscopy • Refer to Nephrology ... #urology #blood
Causes of Acute Kidney Injury ( AKI ) - Prerenal, Renal, and Postrenal

PRE-RENAL 
Impaired perfusion: 
•
Kidney Injury ( ... • Sepsis • Blood ... /phimosis #Diagnosis ... #Injury #Prerenal ... #Differential #Nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential Diagnosis ... FEPO4 ≥ 5% - Renal ... Inh., Osmotic diuresis ... #phosphate #nephrology
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Prerenal:
 • Due to true volume loss or decreased
Acute Kidney Injury ... - Differential Diagnosis ... effective arterial blood ... losses, hemorrhage, diuretics ... #nephrology
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
- Differential Diagnosis ... • Central Dl (Low ... diseases, Hypoxic injury ... Nephrogenic DI (Renal ... #Causes #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
disequilibrium syndrome • Diagnosis ... irrigation • Management ... Torsemide) • Acute ... Prevention of blood ... #Diuresis #Nephrology
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Kidney Injury AKI ... - Differential Diagnosis ... Impaired forward flow ... Tubular Injury/ ... #nephrology