2305 results
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Diagnosis Algorithm UOsm ... ≥ POsm - Vasopressin-Dependent ... Cortisol deficiency UOsm ... < POsm - Vasopressin-independent ... hyponatremia #diagnosis #differential
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Diuresis (Urine Osm ... <100 mOsm/kg) ... 100-200 mOsm/kg ... #Polyuria #Differential
Hypo-osmolar Hypotonic HypoNatremia Algorithm (Serum Na+ < 135 meq/L, serum Osm < 275 mosm/kg)
Assess Volume Status,
135 meq/L, serum Osm ... < 275 mosm/kg) ... Urine Na, Urine Osm ... Diagnosis #Nephrology #Differential
Hyperthermic Syndromes - This table summarizes the similarities and differences between some toxicologic causes of hyperthermic
Hyperthermic Syndromes ... toxicologic causes of hyperthermic ... • Malignant Hyperthermia ... Kat_Watson #Hyperthermic ... Diagnosis #Toxicology #Hyperthermia
Pathophysiology Based Approach to Hyponatremia - Diagnostic Algorithm

Not the "classic" Volume based approach. 

#Hyponatremia #Algorithm #Pathophysiology
Pathophysiology #Diagnosis #Differential ... #Nephrology #UOsm
Characteristics of Serotonin Syndrome and Other Hyperthermic Syndromes 
Serotonin Syndrome
 - SSRIs, second-generation antidepressants, MAOIs, linezolid,
Syndrome and Other Hyperthermic ... tremor,clonus, hyperthermia ... hypertension, hyperthermia ... days Malignant hyperthermia ... within minutes #Hyperthermic
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Consider whether Posm ... Step 2: Check Uosm
Urine chemistry tests for the diagnostic evaluation of a patient with polyuria
UOsm <100 mOsm/Kg (H2O diuresis)
with polyuria UOsm ... nephrogenic) UOsm ... 2 × (Na + K) = UOsm ... #polyuria #differential ... diagnosis #nephrology #Uosm
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
• ADH Present (Uosm ... be high or low Uosm ... ADH Not Present (Uosm ... • ADH Present (Uosm ... #Hyponatremia #differential
Serotonin Syndrome Differential Diagnosis: Anticholinergic syndrome, Neuroleptic malignant syndrome, Malignant hyperthermia  #Diagnosis #Differential #Serotonin #Syndrome
Serotonin Syndrome Differential ... syndrome, Malignant hyperthermia ... #Diagnosis #Differential ... Comparison #Table #Differential