21 results
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Sinus pauses • AV ... Medication side effect (e.g ... Subclavian steal syndrome ... Medication side effect (e.g ... Classification #Table
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
- Syncope Syndromes ... assoc with 1K, AV ... #Syndromes #ECG ... #EKG #Checklist ... electrocardiogram #differential
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
, e.g., due to arrhythmias ... carotid sinus syndrome ... (ruling out differential ... and an initial ECG ... The treatment strategy
BRASH Syndrome

B - Bradycardia
R - Renal failure
A - AV nodal blockade
S - Shock
H - Hyperkalemia

Typical ECG
BRASH Syndrome ... Renal failure A - AV ... Hyperkalemia Typical ECG ... • Aggressive treatment ... #diagnosis #management
Acquired von Willebrand Syndrome - Diagnosis and Management
 • Autoantibodies to vWF: Lymphoproliferative disorders (e.g. lymphoma,
von Willebrand Syndrome ... Lymphoproliferative disorders (e.g ... Myeloproliferative disorders (e.g ... #treatment #hematology ... #differential
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
IV Mg infusion (e.g ... - Tumor lysis syndrome ... Hypermagnesemia #Differential ... High #Magnesium #Table ... #Causes #Management
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Control rate with AV ... Control rate (e.g ... Control rate (e.g ... #management #cardiology
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
Treatment of Stable ... WPW) - Avoid AV ... nodal agents (e.g ... #Tachycardia #Treatment ... #management #cardiology
This infographic provides a mnemonic tool called “WOBBLER” for assessing an ECG (electrocardiogram) in cases of
for assessing an ECG ... O: Obstructed AV ... atrioventricular (AV ... as first-degree AV ... #cardiology #differential
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
organ damage • Treatment ... tetany/cramps, syncope ... Low calcium • Treatment ... unless worrisome EKG ... TLS #diagnosis #management