48 results
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
Syncope Diagnostic ... Tests: ECG, Telemetry ... , Carotid U/S, EEG ... , Brain MRI, Cardiac ... #diagnosis #workup
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
ventricular arrythmia, syncope ... Paraclinical assessment: EKG ... pericarditis • Rule out differential ... #Myocarditis #differential ... #cardiology #MRI
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
(ruling out differential ... diagnoses), ruling ... further guide management ... and an initial ECG ... Further diagnostics
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
No prognostic value ... Osborn #JWave #Diagnosis ... #Differential # ... Cardiology #EKG ... #ECG #Hypothermia
Syncope Cost-Effectiveness Workup
Cost-effective tests for most patients: 
 • Orthostatic BP
 • ECG
 • Telemetry (if
Syncope Cost-Effectiveness ... Workup Cost-effective ... • Ambulatory ECG ... Carotid US • Brain MRI ... #diagnosis #workup
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... - Syncope Syndromes ... #Syndromes #ECG ... #diagnosis #cardiology ... electrocardiogram #differential
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Myocarditis Diagnosis ... Cardiovascular MRI ... gallop • Abnormal ECG ... cardiac death Management ... #Management #Cardiology
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
85% of predicted value ... : EKG ($), ECHO ... ($$$), PET CT/MRI ... Stress #Testing #cardiology ... #management #diagnosis
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... Diagnosis Algorithm ... Contractility: • MI ... #Cardiology #Differential ... #Diagnosis #Algorithm
Arrhythmias - Differential Diagnosis Algorithm
May present as: palpitations, dizziness, syncope, chest discomfort
Cardiac Causes:
 - Structural
Arrhythmias - Differential ... Diagnosis Algorithm ... palpitations, dizziness, syncope ... tissue (previous MI ... #Arrhythmias #Cardiology