18 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... mmol/L - true hyponatremia ... failure #Hypernatremia ... #Diagnosis #Workup ... #Algorithm #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Diagnosis Algorithm ... osmole intake #Hyponatremia ... #Nephrology #Differential ... #Diagnosis #Algorithm
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Diagnosis Algorithm ... osmole intake #Hyponatremia ... #Nephrology #Differential ... #Diagnosis #Algorithm
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Adrenal Insufficiency ... Differential Diagnosis ... , hypotension, hyponatremia ... #Differential #Diagnosis ... #Algorithm #endocrinology
Adrenal Insufficiency - Differential Diagnosis Workup Algorithm
Primary Adrenal Insufficiency:
 • Autoimmune primary adrenal insufficiency
 • Adrenoleukodystrophy,
Adrenal Insufficiency ... Diagnosis Workup ... Adrenal Insufficiency ... Diagnosis #Workup ... #Algorithm #endocrinology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Hyponatremia - Differential ... Diagnosis Algorithm ... insufficiency, ... thecurbsiders #Hyponatremia ... Diagnosis #Algorithm
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - ... Differential Diagnosis ... Workup Algorithm ... Diagnosis #Workup ... #Algorithm #nephrology
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis ... insufficiency ... @NephroMD #hyponatremia ... #diagnosis #differential ... #nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... Hyponatremia: Hyperglycemia ... Hypothyroidism, Adrenal ... insufficiency, ... #Algorithm #diagnosis
Adrenal Insufficiency Diagnosis Algorithm
Clinical features: 
 - Weight loss, anorexia, Weakness, fatigue, GI distress
 - Hypotension,
Adrenal Insufficiency ... Diagnosis Algorithm ... hypoglycemia, Hyponatremia ... #Diagnosis #Algorithm ... Stimulation #StimTest #Endocrinology