38 results
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Diuretics, Bartter Syndrome ... , Gitelman Syndrome ... GRA, Cushing's syndrome ... , Liddle syndrome ... Diagnosis #Algorithm #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Diuretics, Bartter Syndrome ... , Gitelman Syndrome ... GRA, Cushing's syndrome ... , Liddle syndrome ... Diagnosis #Algorithm #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 ... #nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Transcellular Shift: • Alkalosis ... • Refeeding syndrome ... Losses Non-renal ... Diagnosis #Algorithm #nephrology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic Alkalosis ... - Differential ... Chloridorrhea Renal ... Licorice • Liddle's Syndrome ... MetabolicAlkalosis #NonGap #Nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
, Hungry bone syndrome ... Tumor genesis syndrome ... FEPO4 ≥ 5% - Renal ... FGF-23: Fanconi syndrome ... Workup #phosphate #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
and metabolic alkalosis ... Cerebral salt wasting syndrome ... Stress, Drugs, Syndrome ... • Nephrotic syndrome ... Algorithm #Causes #nephrology
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Hypomagnesemia - Differential ... Familial: Bartter syndrome ... and Gitelman syndrome ... diagnosis #causes #nephrology ... #magnesium #low
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
- 1° HPT - 1° Renal ... , TIO, Fanconi Syndrome ... Hypophosphatemia #phosphorus #low ... diagnosis #Algorithm #differential ... #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
Hypophosphatemia - Differential ... depletion: Respiratory alkalosis ... ), Hungry bone syndrome ... • Renal losses ... Algorithm #causes #nephrology