24 results
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic Alkalosis ... - Differential Diagnosis ... hyperaldosteronism • Low Urine ... (late) • High Urine ... #Algorithm #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic Alkalosis ... - Differential Diagnosis ... hyperaldosteronism • Low Urine ... (late) • High Urine ... #Algorithm #Nephrology
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
- Differential Diagnosis ... Mimics (↑ urine ... frequency without ↑ urine ... - Strong Medicine ... #Causes #nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
: Differential Diagnosis ... volume contracted: urine ... volume expanded: urine ... #Differential #Diagnosis ... #Causes #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
diuretic use, Bartter syndrome ... , Gitelman syndrome ... in the proximal tubule ... #Algorithm #nephrology ... #differential #diagnosis
Urine Specific Gravity - Interpretation
Specific Gravity = Density of urine / Density of water
SG close to
Dehydration • SIADH (syndrome ... Eric Strong @DrEricStrong ... - Strong Medicine ... Interpretation #diagnosis ... #differential #nephrology
Gitelman Syndrome Pathophysiology
Gitelman Syndrome is a rare autosomal recessive salt-losing tubulopathy with a prevalence of 1-
Gitelman Syndrome ... in the distal tubule ... Hypokalemia Metabolic alkalosis ... Pathophysiology #nephrology ... #diagnosis
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
- Differential Diagnosis ... leukemia Measure Urine ... Glucose, Acute resp. alkalosis ... #Differential #Diagnosis ... Workup #phosphate #nephrology
Hepatorenal Syndrome Diagnosis
 • ↑ in serum Cr of ≥ 0.3mg/dL above baseline
Hepatorenal Syndrome ... Diagnosis • ↑ ... - Strong Medicine ... #diagnosis #HRS ... #nephrology #criteria
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
A urine K/Cr ratio ... • Diarrhea A urine ... - Metabolic Alkalosis ... #Hypokalemia #diagnosis ... differential #potassium #nephrology