15 results
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
Approach to Acid Base Disorders ... Evaluation and Differential ... 3) Now, look at ... Do you need an ABG ... approximates an ABG
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Metabolic alkalosis ... AG metabolic acidosis ... AG metabolic acidosis ... Metabolic alkalosis ... D-lactate (short bowel syndrome
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... Alkalosis - Differential ... Diuretics (late) • High ... #Alkalosis #Differential ... Diagnosis #Algorithm #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis ... /low blood pressure ... acidosis, a high ... urine #Algorithm #nephrology ... #differential #
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Alkalosis - Differential ... Diuretics (late) • High ... #Alkalosis #Differential ... Diagnosis #Algorithm #Nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... intake • Metabolic ... acidosis: Gl tract ... • HTN, High Aldosterone ... #nephrology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... Alkalosis - Differential ... Licorice • Liddle's Syndrome ... MetabolicAlkalosis #NonGap #Nephrology ... #Differential #
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
(NAGMA) - Differential ... NAGMA - Chem, ABG ... #Metabolic #NAGMA ... #Differential ... Diagnosis #Workup #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
urinary losses: • High ... Alkalosis: Emesis ... acidosis: Proximal ... diagnosis #Algorithm #differential ... #potassium #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Alkalosis - Differential ... Diuretics (late) • High ... #Alkalosis #Differential ... Diagnosis #Algorithm #Nephrology