25 results
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Intracellular Shift ... Metabolic alkalosis ... Primary hyperaldo ... #Diagnosis #Causes ... #Workup #Nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... Alkalosis - Differential ... Diagnosis Algorithm ... #Metabolic #Alkalosis ... #Algorithm #nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
- Differential Diagnosis ... Algorithm Transcellular ... Shift: • Alkalosis ... #Algorithm #nephrology ... #low #potassium
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Alkalosis - Differential ... Diagnosis Algorithm ... #Diagnosis #Algorithm ... #Nephrology #Causes
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis ... of sodium and potassium ... #Metabolic #Alkalosis ... #nephrology #differential ... #diagnosis
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Transcellular Shift ... Inappropriately High ... • N Vitamin D: Primary ... #Algorithm #nephrology ... #phosphorus #workup
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... losses: • High ... Alkalosis: Emesis ... #Hypokalemia #diagnosis ... #potassium #nephrology
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
pH - What’s the primary ... Alkalosis - “BLVD ... 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 ... Syndrome • HTN, High ... secreting tumor, Primary ... #potassium #low ... #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
- Differential Diagnosis ... Transcellular Shift ... Glucose, Acute resp. alkalosis ... PTH: Primary or ... #phosphate #nephrology