9 results
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
Base Disorders - Evaluation ... the chronicity (acute ... , chronic, or acute ... Base #Disorders #Evaluation ... #workup #Differential
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acute or chronic ... Compensation, Acute ... acidosis: - Diarrhea ... Hyperventilation (Anxiety, pain ... Diagnosis #Summary #Nephrology
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
(NAGMA) - Differential ... NAGMA - Chem, ABG ... Loss of HCO3 - Diarrhea ... #Metabolic #NAGMA ... #nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Algorithm Acidosis ... - RTA - Diarrhea ... Metabolic alkalosis ... Diagnosis #Causes #Workup ... #Nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Laxative use • Diarrhea ... Pressure: - Metabolic ... acidosis: Proximal ... diagnosis #Algorithm #differential ... #potassium #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
with renal tubal acidosis ... and metabolic alkalosis ... losses, Vomiting, Diarrhea ... UNa > 20: • Acute ... Algorithm #Causes #nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Non-anion Gap Metabolic ... Renal failure (acute ... Diarrhea B. ... #Acidosis #differential ... diagnosis #causes #nephrology
Lactic Acidosis - Differential Diagnosis Framework

Type A: Impaired O2 Delivery (DO2)
 • Decreased O2 Delivery: Hypotension
- Differential Diagnosis ... Demand: Stress / Pain ... Beta-Agonists, ↑ work ... Inborn Errors of Metabolism ... • Presents as AG
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Alkalosis: Differential ... Chloride-rich diarrhea ... postchronic hypercapnia (acute ... chronic respiratory acidosis ... Diagnosis #Causes #nephrology