15 results
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
by Mechanism Renal ... intake - Magnesium ... - Tumor lysis syndrome ... Hypermagnesemia #Differential ... #Table #Causes
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Hypomagnesemia - Differential ... Familial: Bartter syndrome ... and Gitelman syndrome ... Hypomagnesemia #differential ... #nephrology #magnesium
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Mg wasting syndromes ... Hypomagnesemia #Differential ... Diagnosis #Low #Magnesium ... #Table #Classification ... #Causes #Workup
Intern Pocket Cards - Inpatient Bowel Regimen Guide
Osmotic agents (draws water into bowel, thereby loosening stool
Polyethylene glycol - Nausea ... sulfate PO, Magnesium ... #constipation #pharmacology ... #table #agents ... #internship #comparison
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
potassium(K) & magnesium ... wasting from other causes ... causes • Laxative ... diagnosis #Algorithm #differential ... #potassium #nephrology
Phosphate Binders - Pros and Cons

Calcium carbonate (TumsTM) 
 - Most inexpensive, antacid properties useful for
Magnesium based ... edgarvlermamd - Nephrology ... Phosphate #Binders #Table ... #Comparison #Pharmacology ... #Nephrology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... Hypomagnesemia #Causes ... #differential # ... diagnosis #nephrology ... #magnesium #low
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... findings based on cause ... anaphylaxis, release syndrome ... #Diagnosis #table ... #comparison #criticalcare
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
- Differential ... • Magnesium depletion ... aldosterone • Renal ... #Hypokalemia #Nephrology ... #Differential #
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Reversible course Differential ... the underlying cause ... • Magnesium correction ... with AEDs until cause ... diagnosis #management #neurology