39 results
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
Do you need an ABG ... approximates an ABG ... Ketoacidosis, Renal ... loss of bicarb, Renal ... of H+, Renal loss
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
ABG And BMP Normal ... salicylates) R Renal ... - Diarrhea - Renal ... acidosis/Chronic renal ... Diagnosis #Summary #Nephrology
Metabolic and Respiratory Acidosis and Alkalosis - Diagnostic Algorithm

Anion gap - MUDPILES: 
 - Methanol (formic
Metabolic and Respiratory ... Acidosis and Alkalosis ... Addison disease - Renal ... #Respiratory #Metabolic ... Recommended Text: Nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... Alkalosis - Differential ... hyperaldosteronism • High PRA: Renal ... #Alkalosis #Differential ... Diagnosis #Algorithm #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Alkalosis - Differential ... hyperaldosteronism • High PRA: Renal ... aldosteronism #Metabolic ... Diagnosis #Algorithm #Nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Periodic paralysis Alkalosis ... Metabolic alkalosis ... Renal artery stenosis ... Causes #Workup #Nephrology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
alkalosis - Fistulas ... - Diarrhea • RENAL ... gas transport, renal ... Diagnosis #Algorithm #Pathophysiology ... #Nephrology #Chloride
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
UNa > 20: • Renal ... Bicarbonaturia with renal ... tubal acidosis and metabolic ... alkalosis, Ketonuria ... Algorithm #Causes #nephrology
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
NAGMA - Chem, ABG ... or VBG - Calculate ... Renal Loss of HCO3 ... NonAnionGap #Acidosis #Metabolic ... Diagnosis #Workup #nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... diuretics after renal ... generally indicates a renal ... after fasting #Metabolic ... Diagnosis #Causes #nephrology