14 results
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
intake, Diuretics ... -: Diuretics, Bartter ... Syndrome, Gitelman ... Syndrome Volume ... , Liddle syndrome
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
intake, Diuretics ... -: Diuretics, Bartter ... Syndrome, Gitelman ... Syndrome Volume ... , Liddle syndrome
Blood gas analysis
Metabolic alkalosis
Measured urine CI
< 10 mEq/L
Saline responsive
> 10 mEg/L
Not saline responsive
- Vomiting or NG
alkalosis Measured ... excess - Distant diuretics ... - Bartter syndrome ... - Gitelman syndrome ... intake - Recent diuretics
Approach to Elevated Bicarbonate (HCO3)
Risk Factors for Hypercapnea? (Hx of COPD, OSA, sedative use, CNS/muscular disorders?)
(+)
, CNS/muscular disorders ... Adenoma • Remote Diuretics ... Hyperaldosteronism • Recent Diuretics ... Barter, or Gitelman ... Syndrome Unremarkable
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Transcellular Shifts: - Alkalosis ... , Bartter's syndrome ... use), Gitelman's ... syndrome (mimics ... excess and related syndromes
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
intake, Diuretics ... -: Diuretics, Bartter ... Syndrome, Gitelman ... Syndrome Euvolemic ... , Liddle syndrome
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... Thiazide or loop diuretics ... diuretic effect ... Thiazide or loop diuretics ... syndrome (defective
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
disequilibrium syndrome ... and nephrotic syndrome ... and nephrotic syndrome ... disease • Liddle syndrome ... #Diuresis #Nephrology
Gitelman Syndrome - Diagnosis and Workup
Blood Work:
 - Hypokalemia
 - Hypomagnesemia
 - Metabolic Alkalosis
 - Elevated
Gitelman Syndrome ... Alkalosis - Elevated ... Normotensive - No diuretic ... #Syndrome #Diagnosis ... #Workup #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis ... loop or thiazide diuretics ... pressure: Active diuretic ... use, Bartter syndrome ... , Gitelman syndrome