19 results
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
vasoconstriction syndrome ... Toxic: Alcohol, Medication ... , Recreational drugs ... Hyperglycemia, Hyponatremia ... Hypomagnesemia, Hypocalcemia
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Diagnosis Algorithm ... Low intake ... Renal loss • Medication ... • Bartter's syndrome ... #Causes #Classification
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Diagnosis Algorithm ... • Refeeding syndrome ... Thyrotoxicosis Medications ... vomiting) • Low ... #nephrology #low
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
ON (UNa < 30): Hypovolemia ... Cirrhosis, Nephrotic syndrome ... > 30): SIADH, Medications ... Primary polydipsia, Low ... #sodium #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... Hypovolemia, UNa ... Hypovolemia, UNa ... Hypothyroidism, Stress, Drugs ... #Causes #nephrology
Causes of Secondary / Provoked Seizures - Differential Diagnosis Algorithm
Febrile
Infection
 • Sepsis
 • Encephalitis
 • Meningitis
Metabolic
Secondary / Provoked Seizures ... Hyperglycemia • Hypocalcemia ... • Hyponatremia ... Uremia • Alcohol/drug ... #Neurology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Syndrome of Inappropriate ... Neurologic trauma • Drugs ... Malignancy True hypovolemia ... #Nephrology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Syndrome of Inappropriate ... Neurologic trauma • Drugs ... Malignancy True hypovolemia ... #Nephrology #Differential
Causes of Pediatric Seizures - Differential Diagnosis Algorithm
Infantile:
 • Benign Focal Epilepsy of Infancy
 • West
Differential Diagnosis Algorithm ... Provoked - Drugs ... : • Drug overdose ... Hyperglycemia • Hypocalcemia ... • Hyponatremia
Causes of Provoked Pediatric Seizures - Differential Diagnosis Algorithm - "DIMS" Mnemonic
Drugs:
 • Drug overdose
 •
DIMS" Mnemonic Drugs ... : • Drug overdose ... Hyperglycemia • Hypocalcemia ... • Hyponatremia ... • Sturge-Weber Syndrome