12 results
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
IV Mg infusion (e.g ... - Tumor lysis syndrome ... #Differential # ... High #Magnesium #Table ... #Causes #Management
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Etiologies by Mechanism ... Miscellaneous Mechanisms ... #Differential # ... Low #Magnesium #Table ... Classification #Causes
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hypercalcemia, Hypermagnesemia ... polyneuropathy (e.g ... Guillain-Barré syndrome ... #differential # ... diagnosis #table
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... voltage Other Causes ... #differential # ... #ekg #electrocardiogram
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... Diagnosis by Mechanism ... - Cirrhosis Syndrome ... #Diagnosis #Table ... #Causes #Sodium
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Bradycardia - Differential ... • Drugs • ICP ... hyperkalemia • Hypermagnesemia ... #Bradycardia #differential ... #diagnosis #causes
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... • AV block ... Subclavian steal syndrome ... Classification #Table ... #Causes
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Elevation, Lactic ... Acidosis - Differential ... ischemia or the mechanism ... - Compartment syndrome ... #Differential #
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... Management Summary Causes ... ULN • AST/ALT Elevation ... myoglobin AKI Mechanism ... per day until stable
Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
exclude other causes ... Differential Diagnosis ... - Proposed Mechanism ... - Proposed Mechanism ... Avoid ARBs • ICD