11 results
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
Hypophosphatemia ... into cells - Acute ... depletion: Respiratory alkalosis ... ), Hungry bone syndrome ... #causes #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia ... Appropriately Low ... , Acute Respiratory ... Alkalosis, Tumor ... #nephrology #phosphorus
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Transcellular Shift: • Alkalosis ... • Refeeding syndrome ... Thyrotoxicosis Medications ... #nephrology #low ... #potassium
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
paraproteinemia, acute ... resp. alkalosis ... • Normal or Low ... - Normal or Low ... Workup #phosphate #nephrology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
deficiency • Drugs ... Extravascular deposition: Hyperphosphatemia ... , Acute Pancreatitis ... metastases, Hungry bone syndrome ... #nephrology #calcium
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
starvation - Acute ... osmotic diuresis - Potassium ... depletion - Familial hypophosphatemia ... renal disease Drugs ... #differential #medications
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
after starvation, Acute ... osmotic diuresis, Potassium ... depletion, Familial hypophosphatemia ... renal disease • Drugs ... #magnesium #low
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... treated with IV potassium ... consumption • Low ... - Metabolic Alkalosis ... #nephrology #low
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Differential Diagnosis Algorithm ... and metabolic alkalosis ... Hypothyroidism, Stress, Drugs ... UNa > 20: • Acute ... #Causes #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... • Normal/low ... , Gitelman syndrome ... of sodium and potassium ... #nephrology #differential