41 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... 1 . ... Repeat the sodium ... #Diagnosis #Workup ... #Algorithm #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
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Diagnosis Algorithm ... Diabetes Insipidus Workup ... Step #1 - Consider ... #Sodium #nephrology
Hypernatremia - Diagnostic Evaluation Algorithm
Step 1: Consider history. Most patients presenting with hypernatremia are either very
Diagnostic Evaluation ... Algorithm Step ... 1: Consider history ... #Diagnosis #Workup ... #Sodium
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... water retention 1) ... Osmolarity 3) Urine Sodium ... #Algorithm #nephrology
Mesenteric Ischemia - Differential Diagnostic Schema
Chronic: ASCVD, Venous, Vasculitides 5% (PAN, [E]GPA, IgA, MPA)
Acute
 - Venous
GPA, IgA, MPA) Acute ... common): Thrombus, 1° ... Antiphospholipid syndrome ... hypovolemia), Meds/Treatments ... #Diagnosis #algorithm
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... Algorithm Hypertonic ... Cirrhosis, Nephrotic syndrome ... #Algorithm #diagnosis ... #sodium #nephrology
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... Diagnosis Algorithm ... cirrhosis, nephrotic syndrome ... #Algorithm #diagnosis ... #nephrology #sodium
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... Algorithm High ... Intoxication - High 1, ... #Algorithm #Workup ... #nephrology #PTH
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... - Differential Diagnosis ... Algorithm Hypovolemia ... UNa > 20: • Acute ... #nephrology