12 results
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Renal loss • Medication ... Transcellular shift ... Diagnosis #Algorithm #Causes ... #Classification
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Hypernatremia - Differential ... in kidneys) - Medications ... - Chronic hypokalemia ... #Diagnosis #Table ... #Causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Renal Loses - Medications ... Hypomagnesemia #Differential ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Diagnosis by Classification ... depletion - Medication ... #Syncope #Differential ... #Table #Causes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... Intracellular Shift ... Medications 2. ... diagnosis #causes
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
- Shift from extracellular ... - Insulin (high ... hypomagnesemia #Medications ... #differential # ... diagnosis #nephrology #Causes
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Causes of Hyperkalemia ... - Differential ... Framework • Cellular Shift ... hyperosmolality - Medications ... #potassium #high
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... Intracellular Shift ... Medications 2. ... diagnosis #causes
Causes of Chronic Diarrhea - Differential Diagnosis
Osmotic
 • Food/Drink: Lactose intolerance, Artificial sweeteners (e.g. sorbitol, high
Causes of Chronic ... Diarrhea - Differential ... Artificial sweeteners (e.g ... . sorbitol, high ... #inflammatory #classification
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup and Differential ... with previously stable ... disorders including hypokalemia ... #Differential # ... Diagnosis #indications