18 results
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... Hypothyroidism, Stress ... UNa > 20: • Acute ... , UNa < 20 • Nephrotic ... #nephrology
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Diagnosis Algorithm ... syndrome) Euvolemic ... Stress, Nausea, ... Pulmonary Diseases ... #Algorithm #diagnosis
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Algorithm Syndrome ... • Drugs • Pulmonary ... Cirrhosis • Nephrotic ... #Nephrology #Differential ... #Diagnosis #Algorithm
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Algorithm Syndrome ... • Drugs • Pulmonary ... Cirrhosis • Nephrotic ... #Nephrology #Differential ... #Diagnosis #Algorithm
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... liver failure • nephrotic ... syndrome • renal ... #Diagnosis #Workup ... #Algorithm #Nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Algorithm Hypertonic ... failure, Cirrhosis, Nephrotic ... syndrome - ... #Algorithm #diagnosis ... #sodium #nephrology
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Hyponatremia - Differential ... Diagnosis Algorithm ... liver failure, nephrotic ... syndrome ... #nephrology
Causes of Generalized Edema - Differential Diagnosis Algorithm
Overfill (Increased renal sodium retention, Urine Na > 40meq/L)
- Differential Diagnosis ... Algorithm Overfill ... • AKI/CKD • Nephrotic ... • Sepsis • Acute ... Respiratory Distress
Causes of Pediatric Stridor - Differential Diagnosis Algorithm
Present Since Infancy with No Respiratory Distress:
 • Laryngomalacia
Present
Causes of Pediatric ... - Differential Diagnosis ... Algorithm Present ... Stenosis Non-Acute ... #Pulmonary
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Based Approach to Hyponatremia ... failure, Cirrhosis, Nephrotic ... syndrome • Urine ... #algorithm #diagnosis ... #sodium #low #nephrology