31 results
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
Pseudo-acute coronary syndrome ... ventricular arrythmia, syncope ... Recent flu-like syndrome ... Paraclinical assessment: EKG ... #cardiology #MRI
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
carotid sinus syndrome ... life-threatening causes ... further guide management ... In many cases, syncope ... depends on the cause
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
Etiologies by Mechanism ... IV Mg infusion (e.g ... - Tumor lysis syndrome ... Magnesium #Table #Causes ... #Management
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
AV block ... Medication side effect (e.g ... Subclavian steal syndrome ... Medication side effect (e.g ... Classification #Table #Causes
WOBBLER  for ECG assessment in Syncope 
W - Wolff Parkinson White 
O - Obstructed AV
O - Obstructed AV ... , can be caused ... characteristically cause ... #EKG #ECG #Diagnosis ... #Cardiology
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
foxglove leaf Mechanism ... - Decreases AV ... nodal conduction Uses ... Electrocardiogram #EKG ... #Cardiology #Digitalis
Pacemaker Placement Indications
Class I:
 • Third degree block
 • Advanced 2nd degree block
 • Symptomatic Mobitz
• First degree AV ... • Reversible causes ... of AV block - ... Indications #PPM #cardiology ... #management
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs - Syncope ... assoc with 1K, AV ... #Syndromes #ECG ... #EKG #Checklist ... #diagnosis #cardiology
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... • Sick Sinus Syndrome ... 2nd/3rd degree AV ... #Syncope #Cardiology ... Diagnosis #Algorithm #causes
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... interval ≥ 120 ms ... WolffParkinson-White syndrome ... @AmyChung #EKG ... Electrocardiogram #cardiology