62 results
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
Generalized Seizures ... caused by a toxic ... and metabolic causes ... hyperglycemia, hyponatremia ... Classification #Diagnosis #Neurology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... vasoconstriction syndrome ... Hyperglycemia, Hyponatremia ... Diagnosis #Algorithm #Causes ... #neurology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Then, ask 3 questions ... the underlying cause ... demyelination syndrome ... of symptomatic (seizures ... #sodium
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... Repeat the sodium ... mmol/L - true hyponatremia ... • nephrotic syndrome ... Workup #Algorithm #Nephrology
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... treat underlying cause ... cirrhosis, nephrotic syndrome ... Algorithm #diagnosis #nephrology ... #sodium
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia ... Algorithm Hypertonic Hyponatremia ... Cirrhosis, Nephrotic syndrome ... Algorithm #diagnosis #sodium ... #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Diagnosis Algorithm Syndrome ... Pain/Post-op • Neurologic ... • Nephrotic syndrome ... Diagnosis #Algorithm #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Diagnosis Algorithm Syndrome ... Pain/Post-op • Neurologic ... • Nephrotic syndrome ... Diagnosis #Algorithm #Causes
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... administration #Hypernatremia ... Differential #Diagnosis #Causes ... #nephrology #sodium
Causes of Secondary / Provoked Seizures - Differential Diagnosis Algorithm
Febrile
Infection
 • Sepsis
 • Encephalitis
 • Meningitis
Metabolic
Causes of Secondary ... / Provoked Seizures ... Hypocalcemia • Hyponatremia ... #Neurology #Differential ... Diagnosis #Algorithm #Causes