11 results
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia ... Absorption: Chronic Diarrhea ... Acute Respiratory Alkalosis ... inhibitor, Estrogen based ... #nephrology #phosphorus
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Fractional Excretion of Phosphate ... Malabsorption, Chronic diarrhea ... Glucose, Acute resp. alkalosis ... Denosumab, Estrogen based ... #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
Hypophosphatemia ... depletion: Respiratory alkalosis ... ), Hungry bone syndrome ... #causes #nephrology ... #phosphate
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... ABG And BMP Normal ... D-lactate (short bowel syndrome ... acidosis: - Diarrhea ... Diagnosis #Summary #Nephrology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Differential Diagnosis Algorithm ... Extravascular deposition: Hyperphosphatemia ... metastases, Hungry bone syndrome ... Differential #Diagnosis #Algorithm ... #nephrology #calcium
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... • Normal Acid-Base ... Gl tract loss (Diarrhea ... Differential #Diagnosis #Algorithm ... potassium #low #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... diuretic use, Bartter syndrome ... , Gitelman syndrome ... poisoning Normal acid-base ... #nephrology #differential
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Differential Diagnosis Algorithm ... Transcellular Shift: • Alkalosis ... • Refeeding syndrome ... losses (NG suction, diarrhea ... #nephrology #low
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Differential Diagnosis Algorithm ... and metabolic alkalosis ... losses, Vomiting, Diarrhea ... Differential #Diagnosis #Algorithm ... #Causes #nephrology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Differential Diagnosis Algorithm ... - Metabolic alkalosis ... NGT suction - Diarrhea ... secretion • Acid-base ... Pathophysiology #Nephrology