13 results
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Diagnosis Algorithm ... Diabetes Insipidus Workup ... & desmopressin test ... #Sodium #nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Algorithm Hypertonic ... Cerebral salt wasting ... (UOsm < 100): Primary ... #Algorithm #diagnosis ... #sodium #nephrology
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... and Screening Testing ... Oral sodium loading ... #Differential #Diagnosis ... #Workup #table
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... Diagnosis Algorithm ... Solute Intake - Primary ... #Algorithm #diagnosis ... #nephrology #sodium
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Based Approach to Hyponatremia ... Cerebral salt wasting ... Glucocorticoid deficiency, Primary ... #algorithm #diagnosis ... #sodium #low #nephrology
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Weakness, fatigue, nausea ... , hypotension, hyponatremia ... , hypoglycemia Testing ... ACTH) stimulation test ... baseline ACTH - Primary
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... normal volume-based algorithm ... water intake (Primary ... #differential #diagnosis ... #nephrology
A lazy man's classification of hyponatremia
There are two possible approaches to the diagnosis of hyponatremia: .
essentially the same tests ... osmolality and urinary ... sodium). ... #Diagnosis #Hyponatremia ... #Algorithm #Differential
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
and Workup History ... smear, HIV/HCV testing ... (CVID, WAS), (neurologic ... unclear, or if a primary ... #Causes #Workup
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... 3 questions to work ... up to 3x in the setting ... #Differential #Diagnosis ... #sodium