28 results
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Hyponatremia - Diagnostic ... Check Uosm and/or Urine ... tests Step 5: If SIADH ... considered likely, the cause ... #Diagnosis #Workup
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... treat underlying cause ... Pulmonary Diseases ... , SSRIs) - SIADH ... #nephrology #sodium
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Diagnosis by Mechanism ... ADH secretion (SIADH ... hemorrhage) - Pulmonary ... #Table #Causes ... #Sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... volume-based algorithm Urine ... , Renal Sodium loss ... #differential #diagnosis ... #table #sodium
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
Management of SIADH ... promoting passive sodium ... Saline: • If Urine ... SatyaPatelMD #SIADH ... #Management #hyponatremia
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
administered • This can cause ... promoting passive sodium ... 0.9% NS • If Urine ... Hypotension, Increased urine ... #Management #hyponatremia
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... 3 questions to work ... Measure urine osmolality ... #Treatment #management ... #nephrology #sodium
Intraoperative Sepsis - Guidelines for Crises in Anaesthesia

Severe sepsis (hypotension persisting after initial fluid challenge of
record hourly urine ... Consider monitoring cardiac ... surgical site, urine ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 • 6-20% of patients with psychiatric disorders - Most commonly
Pseudohyponatremia, SIADH ... intoxication Initial Workup ... Osm, Serum Sodium ... , Urine Sodium ... #management #nephrology
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
consider: o Cardiac ... Anaphylaxis → 3-1 o Cardiac ... Sepsis → 3-14 o Cardiac ... Intraoperative #Checklist #Diagnosis ... #Management #Workup