7 results
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
- Urinary Chloride ... Algorithm Cl- ... of sodium and potassium ... #urine #Algorithm ... #nephrology #differential
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... A urine K/Cr ratio ... Laxative use • Diarrhea ... - Metabolic Alkalosis ... #nephrology #low
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
145 mmol/L High Urine ... Osmotic diuresis (see ... glucosuria Low Urine ... loss • Watery Diarrhea ... #Nephrology #Differential
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Acidosis - RTA - Diarrhea ... Metabolic alkalosis ... Primary hyperaldo ... Diagnosis #Causes #Workup ... #Nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... leukemia Measure Urine ... Malabsorption, Chronic diarrhea ... Glucose, Acute resp. alkalosis ... #phosphate #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Absorption: Chronic Diarrhea ... Acute Respiratory Alkalosis ... • N Vitamin D: Primary ... #nephrology #phosphorus ... #workup
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
volume contracted: urine ... Chloride-rich diarrhea ... > 20 meq/L • Primary ... other • Severe potassium ... Diagnosis #Causes #nephrology