10 results
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
ChlorideCl- ... Kidney loss of Cl ... - Loss of Cl ... Cystic fibrosis) • Cl ... #Algorithm #causes
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Algorithm Cl- ... Kidney loss of Cl ... • Loss of Cl- ... Cystic fibrosis Cl ... the indicated causes
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Algorithm Volume ... hyperaldosteronism • Low Urine Cl ... NGT suction, Low Cl ... • High Urine Cl ... #Causes
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Algorithm Volume ... hyperaldosteronism • Low Urine Cl ... NGT suction, Low Cl ... intake, Diuretics ... • High Urine Cl
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Algorithm Hypertensive ... Normotensive: • UCl ... Post-hypercapnia • UCl ... >20 mEq/24 h - Diuretics ... #causes #low #potassium
Approach to Elevated Bicarbonate (HCO3)
Risk Factors for Hypercapnea? (Hx of COPD, OSA, sedative use, CNS/muscular disorders?)
(+)
Likely Metabolic Alkalosis ... Adenoma • Remote Diuretics ... Contraction Urine Cl ... Elevated #metabolic #alkalosis ... #algorithm #diagnosis
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Algorithm Volume ... hyperaldosteronism • Low Urine Cl ... NGT suction, Low Cl ... • High Urine Cl ... #Causes
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Diuretics and Agents ... • Metabolic alkalosis ... disequilibrium syndrome • Diagnosis ... Inhibitors of Na+K+2Cl ... Kidney stones caused
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
(AG) = {Na - (Cl ... - Differential Diagnosis ... : Causes of High ... Volume depletion (diuresis ... Interpretation #Diagnosis
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
Vomiting: urine Na/Cl ... 1.6, low urine Cl ... Laxative: urine Na/Cl ... 0.7, high urine Cl ... with urine Na/Cl