12 results
Acid-Base Disorders - Differential Diagnosis Framework

 • Respiratory Acidosis
 • Respiratory Alkalosis
 • Metabolic Acidosis
 •
Acid-Base Disorders ... - Differential ... • Metabolic Alkalosis ... #Disorders #nephrology ... #differential #
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
Approach to Acid Base ... Evaluation and Differential ... Differential Diagnosis ... Disorders #Evaluation #workup ... #Differential #
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis ... poisoning Normal acid-base ... of sodium and potassium ... urine #Algorithm #nephrology ... #differential #
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Periodic paralysis Alkalosis ... Metabolic alkalosis ... Diagnosis #Causes #Workup ... #Nephrology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Differentials? ... Diagnosis #Summary #Nephrology ... bloodgas #Acid #Base ... #Gas #VBG #differential
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... • Normal Acid-Base ... Low intake • Metabolic ... Algorithm #causes #potassium ... #low #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... Pressure: - Metabolic ... Alkalosis: Emesis ... diagnosis #Algorithm #differential ... #potassium #nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... Alkalosis: Differential ... • Severe potassium ... #Alkalosis #Differential ... Diagnosis #Causes #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential ... Glucose, Acute resp. alkalosis ... Denosumab, Estrogen based ... #phosphate #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia - Differential ... Acute Respiratory Alkalosis ... inhibitor, Estrogen based ... Diagnosis #Algorithm #nephrology ... #phosphorus #workup