15 results
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Insensible losses Sodium ... Infiltrative disorders (e.g ... - Medications (e.g ... renal diseases (e.g ... Diagnosis #Table #Causes
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Cirrhosis Syndrome ... - Malignancy (e.g ... CNS pathology (e.g ... Diagnosis #Table #Causes ... #Sodium
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... Diagnosis Algorithm ... cirrhosis, nephrotic syndrome ... , CNS Disease, Meds ... diagnosis #nephrology #sodium
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... water loss, Serum Sodium ... Polyuria scheme) e.g ... mannitol, glucosuria Low ... #Causes
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Diagnosis Workup Algorithm ... • Euvolemic (Low ... Hypervolemic: Conn syndrome ... , Cushing syndrome ... #nephrology #sodium
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 ... : SIADH, Renal Sodium ... can be high or low ... Cirrhosis, Nephrotic syndrome
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
asymptomatic to seizures ... Posm >285 mOsm/kg ... stimulated in states of low ... activated in states of low ... #hyponatremia #ADH
Congenital Long QT Syndrome: Illness Script

Who?
 - Kids or young adults, usually < 30
 - high
Congenital Long QT Syndrome ... - Syncope - Seizure ... **Get baseline EKG ... imbalances (especially low ... #Diagnosis #Cardiology
Management of Convulsive Status Epilepticus in children
Stabilization Phase (Seizure 0-5 minutes):
 • Check and maintain ABC
• Give high flow ... infusion of 2 mcg ... IV Thiopental Sodium ... neurology #pediatrics #peds ... #algorithm
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Causes include: ... level <100 pg/ml EKG ... respiratory distress syndrome ... /eclampsia • Neurogenic ... cerebral hemorrhage, seizure