24 results
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Diagnosis Algorithm Low ... Renal loss • Medication ... • Hypomagnesemia ... Transcellular shift
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
Drugs associated ... - Shift from extracellular ... #hypokalemia #hypomagnesemia ... #Medications #differential ... diagnosis #nephrology #Causes
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Differential Diagnosis ... with secondary, hypocalcemia ... - Acquired: Medications ... #differential # ... nephrology #magnesium #low
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... - Polyuria - Hypomagnesemia ... Diagnosis #Low # ... Potassium #Table ... Classification #Causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Renal Loses - Medications ... #Differential # ... Diagnosis #Low # ... Magnesium #Table ... Classification #Causes
Considerations for Crystalloids - 0.9% NS vs LR vs Plasma-Lyte
 - Causes hyperkalemia?
 - Safe to
Crystalloids - 0.9% NS vs LR ... hyperkalemia? ... Update: AKI in NS row ... #Crystalloids #pharmacology ... #indications #comparison
Causes of Hypocalcemia - Differential Diagnosis Algorithm
 • Extravascular: Pancreatitis, surgery, acute phosphate intake and renal
Causes of Hypocalcemia ... - Differential ... prostate cancer • Drug ... Hyperphosphatemia, Low ... contrast agents • Hypomagnesemia
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
Mechanisms of Drug-Induced ... • Increased EC shift ... #differential # ... pathophysiology #pharmacology ... #potassium #medications
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
- Differential ... Toxic: Alcohol, Medication ... , Recreational drugs ... Hyponatremia, Hypomagnesemia ... , Hypocalcemia,
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... Transcellular Shifts ... Alcoholism (worsened by hypomagnesemia ... Conn's, Liddle's), Drugs ... #Causes #differential