12 results
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

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

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... Diagnosis #Workup ... #Algorithm #nephrology ... #sodium
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... Solute Intake - Primary ... #Differential # ... #diagnosis #nephrology ... #sodium
A lazy man's classification of hyponatremia
There are two possible approaches to the diagnosis of hyponatremia: .
A lazy man's classification ... osmolality and urinary ... sodium). ... #Diagnosis #Hyponatremia ... #Algorithm #Differential
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Metabolic alkalosis ... Primary hyperaldo ... #Algorithm #Diagnosis ... #Causes #Workup ... #Nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
: SIADH, Renal Sodium ... water intake (Primary ... #differential # ... diagnosis #table ... #sodium #nephrology
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 • 6-20% of patients with psychiatric disorders - Most commonly
diabetes insipidus Differential ... Diagnosis: Diabetes ... intoxication Initial Workup ... , Urine Sodium ... #management #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
settings, the urine sodium ... the excretion of sodium ... urine #Algorithm #nephrology ... #differential # ... diagnosis
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
Classification of ... Obstructive uropathy, Metabolic ... Diabetes #Insipidus #Classification ... #Types #Nephrology ... #Diagnosis #Differential
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... 3 questions to work ... #Differential # ... #management #nephrology ... #sodium