18 results
Acid-Base Disorders - Differential Diagnosis Framework

 • Respiratory Acidosis
 • Respiratory Alkalosis
 • Metabolic Acidosis
 •
Acid-Base Disorders ... - Differential ... • Metabolic Acidosis ... • Metabolic Alkalosis ... #nephrology #differential
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Metabolic Alkalosis ... - Differential ... diuretic use, Bartter syndrome ... , Gitelman syndrome ... #Alkalosis #Differential
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... Alkalosis - Differential ... , Gitelman Syndrome ... #Alkalosis #Differential ... Diagnosis #Algorithm #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis ... , Gitelman syndrome ... #Metabolic #Alkalosis ... urine #Algorithm #nephrology ... #differential #
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... acidosis: Gl tract ... acidosis: Proximal ... , Gitelman syndrom ... potassium #low #nephrology
Approach to Elevated Bicarbonate (HCO3)
Risk Factors for Hypercapnea? (Hx of COPD, OSA, sedative use, CNS/muscular disorders?)
(+)
, CNS/muscular disorders ... for Respiratory Acidosis ... Alkalosis Urine ... Barter, or Gitelman ... Syndrome Unremarkable
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Alkalosis - Differential ... , Gitelman Syndrome ... #Alkalosis #Differential ... Diagnosis #Algorithm #Nephrology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Metabolic alkalosis ... D-lactate (short bowel syndrome ... #AcidBase #disorders ... Diagnosis #Summary #Nephrology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Alkalosis: Differential ... chronic respiratory acidosis ... furosemide-like lesion) • Gitelman ... #Alkalosis #Differential ... Diagnosis #Causes #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Alkalosis: Emesis ... , Gitelman syndrome ... acidosis: Proximal ... diagnosis #Algorithm #differential ... #potassium #nephrology