5 results
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
Gas Analysis 1. pH ... production Respiratory alkalosis ... Salicylates Metabolic Alkalosis ... - Contraction alkalosis ... nickmmark #acidbase #workup
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
- Diarrhea pH ... Periodic paralysis Alkalosis ... Metabolic alkalosis ... Diagnosis #Causes #Workup
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... Glucose, Acute resp. alkalosis ... Normal or High PTH ... Normal or Low PTH ... Diagnosis #Framework #Workup
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
more acidotic or alkalotic ... adding ~0.05 to pH ... • Metabolic Alkalosis ... • Respiratory Alkalosis ... Disorders #Evaluation #workup
Blood Gas (ABG) Interpretation and Acid-Base Pathology
1- Does the patient have an acidosis or an alkalosis?
acidosis or an alkalosis ... Look at the pH 2 ... concomitant respiratory alkalosis ... need to do more work ... Metabolic #Acidosis #Alkalosis