17 results
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Hypothyroidism, Low ... failure, Cirrhosis, Nephrotic ... syndromeUrine ... diagnosis #sodium #low ... #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Aldosterone: Liddle's Syndrome ... SAME, Cushing Syndrome ... diuretics, Bartter syndrome ... , Gitelman syndrom ... #low #nephrology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Aldosterone: Cushing syndrome ... excess, Liddle syndrome ... deficiency, Bartter syndrome ... , Gitelman syndrome ... algorithm #diagnosis #nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
electrolytes, urea, uric acid ... • Interstitial nephritis ... Abdominal compartment syndrome ... • Cardio-renal syndrome ... Differential #Diagnosis #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
, Liddle's Syndrome ... R - Cushing's syndrome ... , Gitelman's syndrome ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Diagnosis Algorithm Syndrome ... • Drugs • Pulmonary ... syndrome • Reduced ... Hypo-osmolar urine ... #Hyponatremia #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Diagnosis Algorithm Syndrome ... • Drugs • Pulmonary ... syndrome • Reduced ... Hypo-osmolar urine ... #Hyponatremia #Nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
↓ Aldosterone: Syndrome ... excess, Liddle's syndrome ... Diuretics, Bartter syndrome ... , Gitelman syndrome ... #nephrology #low
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
leukemia Measure Urine ... alkalosis, Hungry bone syndrome ... Tumor genesis syndrome ... FGF-23: Fanconi syndrome ... #phosphate #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Algorithm 1) Check Urine ... • Euvolemic (Low ... Hypervolemic: Conn syndrome ... , Cushing syndrome ... #Algorithm #nephrology