9 results
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Diagnosis Algorithm ... - Urinary Chloride ... - Normal/low ... • Normal acid-base ... #causes #urinary
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Chloride Algorithm ... alkalosis • Normal/low ... poisoning Normal acid-base ... #Algorithm #nephrology ... #differential #
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Diagnosis Algorithm ... Appropriately Low ... • N Vitamin D: Primary ... inhibitor, Estrogen based ... #nephrology #phosphorus
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... • Normal Acid-Base ... secreting tumor, Primary ... #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Diagnosis Algorithm ... R - Primary aldosteronism ... High Al, High R - Secondary ... #nephrology #causes
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Hypophosphatemia - Differential ... absorption (Antacids, Phosphorus ... Denosumab, Estrogen based ... • Normal or Low ... Workup #phosphate #nephrology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
Hypochloremia - Differential ... Diagnosis Algorithm ... Decreased Intake: • Low ... Pathophysiology #Nephrology ... #Chloride
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Potassium depletion, Phosphorus ... or secondary aldosteronism ... Hypomagnesemia #Causes #differential ... #diagnosis #nephrology ... #magnesium #low
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based ... algorithm Urine ... can be high or low ... #Hyponatremia #differential ... table #sodium #nephrology