14 results
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
- Differential ... Moyamoya • Toxic: Alcohol ... , Medication, Recreational ... Hyperglycemia, Hyponatremia ... #neurology
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... Inappropriate ADH secretion ... #Differential # ... Diagnosis #Table ... #Causes #Sodium
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Etiologies of Hypernatremia ... - Differential ... in kidneys) - Medications ... Diagnosis #Table ... #Causes
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... depletion - Medication ... steal syndrome - Alcohol ... Classification #Table ... #Causes
Causes of Priapism
Many disease states have been associated with priapism, including hematologic disorders, malignancy, neurologic disorders,
Causes of Priapism ... disorders, malignancy, neurologic ... trauma, infection, medications ... #Differential # ... Table
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Renal Loses - Medications ... dysfunction - Alcohol ... Hypomagnesemia #Differential ... Low #Magnesium #Table ... Classification #Causes
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... Polysomnography • Drug or alcohol ... free cortisol excretion ... #Hypertension #Differential ... Screening #Workup #table
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... of hypotonic hyponatremia ... #differential # ... diagnosis #table ... #sodium #nephrology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Regulating Renal Excretion ... Kidney stones caused ... and euvolemic hyponatremia ... #Pharmacology #Medications ... #Table
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup and Differential ... with previously stable ... Sympathomimetic, Alcohol ... Neurologic disorders ... #Differential #