11 results
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
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
- Differential Diagnosis ... Shift: • Alkalosis ... losses (NG suction, diarrhea ... #Algorithm #nephrology ... #low #potassium
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
- Urinary Chloride ... Algorithm Cl- ... of sodium and potassium ... #nephrology #differential ... #diagnosis
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Laxative use • Diarrhea ... mEq/g suggests urinary ... - Metabolic Alkalosis ... #Hypokalemia #diagnosis ... #potassium #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 ... #Algorithm #nephrology ... #phosphorus #workup
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
pH - What’s the primary ... Vomiting D - Diarrhea ... nickmmark #acidbase #workup ... #algorithm #diagnosis ... #acidosis #alkalosis
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... Gl tract loss (Diarrhea ... secreting tumor, Primary ... #potassium #low ... #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential Diagnosis ... Malabsorption, Chronic diarrhea ... Glucose, Acute resp. alkalosis ... #phosphate #nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
: Differential Diagnosis ... Chloride-rich diarrhea ... > 20 meq/L • Primary ... other • Severe potassium ... #Causes #nephrology
Post-Transplant Diarrhea - Diagnosis and Management Algorithm
Post-transplant diarrhea (≥ 3 loose or liquid stools per day)
- Diagnosis and ... Management Algorithm ... Malabsorption workup ... #Diagnosis #Management ... #Algorithm #nephrology