16 results
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
• Drugs • Pulmonary ... Hypo-osmolar urine ... suppression • Primary ... #Nephrology #Differential ... #Diagnosis #Algorithm
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
• Drugs • Pulmonary ... Hypo-osmolar urine ... suppression • Primary ... #Nephrology #Differential ... #Diagnosis #Algorithm
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... - Differential Diagnosis ... Algorithm Volume ... (late) • High Urine ... #Algorithm #nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Based Approach to Hyponatremia ... Glucocorticoid deficiency, Primary ... SatyaPatelMD #Volume #Hyponatremia ... #algorithm #diagnosis ... #sodium #low #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... 1) Check Urine ... #Workup #Algorithm ... #nephrology #sodium
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... - Differential Diagnosis ... Algorithm Volume ... (late) • High Urine ... #Algorithm #Nephrology
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Diagnosis Algorithm ... Solute Intake - Primary ... Stress, Nausea, Pulmonary ... #Algorithm #diagnosis ... #nephrology #sodium
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
- Urinary Chloride ... Algorithm Cl- ... #urine #Algorithm ... #nephrology #differential ... #diagnosis
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential Algorithm ... Metabolic alkalosis ... Primary hyperaldo ... #Diagnosis #Causes ... #Workup #Nephrology
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
- Differential Diagnosis ... Framework and Workup ... pH Calculate Urinary ... NonAnionGap #Acidosis #Metabolic ... #Workup #nephrology