53 results
Diagnostic Approach to Hyponatremia
Box A:
 • Normo/hyperosmolar Hyponatremia: Glucose, Mannitol, Glycine, Contrast media, Maltose
 • Pseudohyponatremia:
Diagnostic Approach ... 8, Somnolence, Seizures ... Confusion Box C: Primary ... Polydipsia, Low ... #Diagnosis #Algorithm
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Hyponatremia Diagnosis ... Vasopressin-independent - Consider: Primary ... polydipsia, Low ... #diagnosis #differential ... algorithm #causes #nephrology
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
Differential Algorithm ... - Urine sodium low ... #Differential # ... Algorithm #Diagnosis ... #Nephrology
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
Generalized Seizures ... hyperglycemia, hyponatremia ... Classification #Diagnosis ... #Neurology #Signs ... #Symptoms #Comparison
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... #Differential # ... #nephrology #sodium ... #low #uricacid
Causes of Primary Epileptic Seizures - Differential Diagnosis Algorithm
Focal - Non-Dyscognitive - Features of
 • Aura
Causes of Primary ... Epileptic Seizures ... - Differential ... Diagnosis Algorithm ... #Neurology #Differential
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... (UOsm < 100): Primary ... polydipsia, Low ... #Algorithm #diagnosis ... #sodium #nephrology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... - Differential ... Diagnosis Algorithm ... Hyperglycemia, Hyponatremia ... #Causes #neurology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Based Approach to Hyponatremia ... Hypothyroidism, Low ... Glucocorticoid deficiency, Primary ... #algorithm #diagnosis ... #sodium #low #nephrology
Causes of Secondary / Provoked Seizures - Differential Diagnosis Algorithm
Febrile
Infection
 • Sepsis
 • Encephalitis
 • Meningitis
Metabolic
Secondary / Provoked Seizures ... - Differential ... Diagnosis Algorithm ... Hypocalcemia • Hyponatremia ... #Neurology #Differential