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

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Etiologies by Mechanism ... #Differential #Diagnosis ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
- Differential Diagnosis ... by Classification ... • AV block ... Subclavian steal syndrome ... #Table #Causes
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Differential Diagnosis ... by Mechanism Decr ... - Cirrhosis Syndrome ... #Differential #Diagnosis ... #Table #Causes
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(2) Sick Sinus Syndrome ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... - Differential Diagnosis ... voltage Other Causes ... #differential #diagnosis ... #ekg #electrocardiogram
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... Immune-Mediated Mechanisms ... Labs/Diagnosis: ... #types #classification
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
- Differential Diagnosis ... ischemia or the mechanism ... laboratory or diagnostic ... - Compartment syndrome ... #typeb #classification
Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
exclude other causes ... - Proposed Mechanism ... - Proposed Mechanism ... during Delivery • Stable ... Avoid ARBs • ICD
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
acute coronary syndrome ... the determined cause ... cardiology #treatment #table ... heartfailure #chf #criticalcare ... #icu #clinical