13 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... and Workup Step ... - fevers • renal ... #Diagnosis #Workup ... #Algorithm #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... - Differential Diagnosis ... Hypothyroidism, Stress ... : • Acute or chronic ... #nephrology
Differential Diagnosis and Evaluation of Hyponatremia:
1) Identification of onset (acute vs. chronic)
2) Presence of symptoms (HA,
and Evaluation ... of Hyponatremia: ... onset (acute vs. chronic ... cardiac, liver, renal ... #Differential #Algorithm
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis ... Workup Algorithm ... mOsm/kg - Implies renal ... #Workup #Algorithm ... #nephrology #sodium
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Pain/Post-op • Neurologic ... • Drugs • Pulmonary ... GI losses • Renal ... #Diagnosis #Algorithm
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Pain/Post-op • Neurologic ... • Drugs • Pulmonary ... GI losses • Renal ... #Diagnosis #Algorithm
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Diagnosis Algorithm ... Stress, Nausea, ... Pulmonary Diseases ... #Algorithm #diagnosis ... #nephrology #sodium
Non-ACS Myocardial Injury - Elevated Troponin Differential Diagnosis and Workup Algorithm

 • Chronic Myocardial Injury: End
and Workup Algorithm ... • Chronic Myocardial ... Injury: End Stage Renal ... Post-Coronarv): Stress ... #Algorithm
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
- Differential Diagnosis ... Algorithm Endocrine ... Metabolic • Renal ... Obstructive Pulmonary ... Disease Neurologic
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Agents Regulating Renal ... disequilibrium syndrome • Diagnosis ... Torsemide) • Acute pulmonary ... nephrotic syndrome • Hyponatremia ... and euvolemic hyponatremia