29 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... Algorithm Extra-renal ... loss (Diarrhea) Renal ... • HTN, High Aldosterone ... #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
- Differential Diagnosis ... Diuretics (late) • High ... hyperaldosteronism • High ... PRA: Renal artery ... #Algorithm #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
- Differential Diagnosis ... Diuretics (late) • High ... hyperaldosteronism • High ... PRA: Renal artery ... #Algorithm #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Algorithm Syndrome ... trauma • Drugs ... • Pulmonary pathology ... GI losses • Renal ... #Hyponatremia #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Algorithm Syndrome ... trauma • Drugs ... • Pulmonary pathology ... GI losses • Renal ... #Hyponatremia #Nephrology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
- Differential Diagnosis ... Chloridorrhea Renal ... • Penicillins Renal ... Licorice • Liddle's Syndrome ... MetabolicAlkalosis #NonGap #Nephrology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... for Pulmonary Renal ... infiltrates) → high ... #Renal #Syndrome ... #nephrology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
- Differential Diagnosis ... Tea and Toast Syndrome ... Beer Potomania - Low ... Treat with a high ... Algorithm #causes #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
- Differential Diagnosis ... Appropriately Low ... Kidney Phosphate ... Inappropriately High ... #Algorithm #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
- Differential Diagnosis ... FEPO4 ≥ 5% - Renal ... • Normal or High ... • Normal or Low ... Workup #phosphate #nephrology