130 results
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis ... Algorithm UOsm ... Cortisol deficiency UOsm ... #hyponatremia #diagnosis ... #differential #algorithm
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
- Differential Diagnosis ... Algorithm Urine ... <100 mOsm/kg) ... #Differential #Diagnosis ... #Algorithm #causes
Hypo-osmolar Hypotonic HypoNatremia Algorithm (Serum Na+ < 135 meq/L, serum Osm < 275 mosm/kg)
Assess Volume Status,
Hypotonic HypoNatremia Algorithm ... 135 meq/L, serum Osm ... < 275 mosm/kg) ... #Hyponatremia #Algorithm ... #Diagnosis #Nephrology
Hyponatremia Treatment Algorithm

CHF, Cirrhosis - Fluid restriction
SIADH - Fluid restriction
 - Consider salt tablets if etiology
Hyponatremia Treatment Algorithm ... CHF, Cirrhosis - Fluid ... restriction SIADH - Fluid ... reversible - If Uosm ... Hyponatremia #Treatment #Algorithm
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Hyponatremia - Diagnostic ... Evaluation Algorithm ... Step 2: Check Uosm ... #Hyponatremia #Diagnosis ... Workup #Evaluation #Algorithm
Pathophysiology Based Approach to Hyponatremia - Diagnostic Algorithm

Not the "classic" Volume based approach. 

#Hyponatremia #Algorithm #Pathophysiology
Hyponatremia - Diagnostic ... Algorithm Not ... #Hyponatremia #Algorithm ... Pathophysiology #Diagnosis ... Differential #Nephrology #UOsm
Urine chemistry tests for the diagnostic evaluation of a patient with polyuria
UOsm <100 mOsm/Kg (H2O diuresis)
tests for the diagnostic ... with polyuria UOsm ... 2 × (Na + K) = UOsm ... diuresis (intravenous fluids ... #differential #diagnosis
Hypernatremia - Diagnostic Evaluation Algorithm
Step 1: Consider history. Most patients presenting with hypernatremia are either very
Hypernatremia - Diagnostic ... Evaluation Algorithm ... Step 2: Check Uosm ... using initial Uosm ... Hypernatremia #Diagnosis
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
- Differential Diagnosis ... Algorithm Polyuria ... IV fluids, nutrition ... #Differential #Diagnosis ... #Algorithm #nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia Algorithm ... Hyponatremia: • ADH ON (UOsm ... wasting • ADH OFF (UOsm ... #Hyponatremia #Algorithm ... #diagnosis #sodium