12 results
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis ... - Urinary Chloride ... , Gitelman syndrome ... the indicated causes ... #Metabolic #Alkalosis
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Metabolic Alkalosis ... Diagnosis Algorithm - Urinary ... , Gitelman syndrome ... Diagnosis #Algorithm #causes ... #urinary #chloride
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Alkalosis - Differential ... hyperaldosteronism • Low Urine ... (late) • High Urine ... Algorithm #Nephrology #Causes
Approach to Elevated Bicarbonate (HCO3)
Risk Factors for Hypercapnea? (Hx of COPD, OSA, sedative use, CNS/muscular disorders?)
(+)
for Respiratory Acidosis ... Gas) (-) Likely Metabolic ... Alkalosis Urine ... Mineralocorticoid • Primary ... Barter, or Gitelman Syndrome
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... with renal tubal acidosis ... and metabolic alkalosis ... Cardiac failure #Hyponatremia ... Diagnosis #Algorithm #Causes
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
A urine K/Cr ratio ... • Diarrhea A urine ... mEq/g suggests urinary ... Alkalosis: Emesis ... acidosis: Proximal
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... volume contracted: urine ... chronic respiratory acidosis ... > 20 meq/L • Primary ... #Diagnosis #Causes
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Alkalosis - Differential ... hyperaldosteronism • Low Urine ... (late) • High Urine ... Algorithm #Nephrology #Causes
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
resistance • Metabolic ... alkalosis • Familial ... • Hyponatremia ... Kidney stones caused ... and euvolemic hyponatremia
Metabolic Causes of Kidney Stones in Children
 • Calcium Oxalate: Primary Hyperoxaluria type 1-3, Secondary Hyperoxaluria
Metabolic Causes ... Calcium Oxalate: Primary ... Renal Tubular Acidosis ... #Causes #Kidney ... #Stones #pediatrics