10 results
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Diagnosis Algorithm ... - Diabetes Insipidus ... Workup Step ... #Sodium #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Diagnosis Workup ... Euvolemic: Diabetes insipidus ... #Diagnosis #Workup ... #Algorithm #nephrology ... #sodium
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... #Algorithm #Diagnosis ... #Causes #Workup ... #Nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Diagnosis Algorithm ... water loss, Serum Sodium ... kg • Diabetes Insipidus ... Hypernatremia #Nephrology ... Diagnosis #Algorithm
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Diagnosis Algorithm ... GI loss) - VARUN ... #Diagnosis #Algorithm ... #Causes #workup ... #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Diagnosis Algorithm ... Acute Respiratory Alkalosis ... #Diagnosis #Algorithm ... #nephrology #phosphorus ... #workup
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... settings, the urine sodium ... the excretion of sodium ... #nephrology #differential ... #diagnosis
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Diagnosis Algorithm ... , CNS Disease, Meds ... #Diagnosis #Algorithm ... #diagnosis #nephrology ... #sodium
Diabetes Insipidus - Diagnosis Algorithm
Tests:
 • Osmolality, Urine AND/OR
 • Osmolality, Serum or Plasma AND
 •
Diabetes Insipidus ... - Diagnosis Algorithm ... Plasma AND • Sodium ... #Diagnosis #Algorithm ... #nephrology #differential
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 • 6-20% of patients with psychiatric disorders - Most commonly
Differential Diagnosis ... : Diabetes Insipidus ... intoxication Initial Workup ... , Urine Sodium ... #management #nephrology