43 results
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... common finding) • Atrial ... also a result of atrial ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves • Caused ... by atrial contracting ... activation from SVT (e.g ... Cannon #AWaves #diagnosis ... #cardiology #CVP
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... (e.g. ectopic atrial ... • Saw-Tooth = Atrial ... Electrocardiogram #cardiology ... #diagnosis #system
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Pathologic / Fragility ... - Differential Diagnosis ... Malignancy • Drugs (e.g ... #MSK #Differential ... #Orthopedics #Causes
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
- Differential Diagnosis ... Primary Back Pathology ... compression fracture, Pathologic ... #Differential #Diagnosis ... #causes #primarycare
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
- Differential Diagnosis ... Physiologic Causes ... Well-conditioned athletes Pathologic ... Causes: • Valvular ... #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(3) SVTs - atrial ... (3) Multifocal atrial ... 200ms from longer pause ... #EKG #diagnosis ... electrocardiogram #cardiology
Wolff–Parkinson–White syndrome (WPW) is one of several disorders of the electrical system of the heart that
WPW is caused by ... pathway between the atria ... Pathophysiology #Diagnosis ... #Cardiology #MedStudent ... #EKG #WPW #WolffParkinsonWhite
Acute Coronary Syndrome (ACS) Definitions - Stable Angina, Unstable Angina, NSTEMI, STEMI
1 STABLE ANGINA - Angina
thrombus formation causes ... partial occlusion ... is reflected by ECG ... #Diagnosis #Cardiology ... Text: The Only EKG
Chronic Joint Pain - Differential Diagnosis Algorithm 
Intra-Articular
 - Bone
     • Stress
- Differential Diagnosis ... Joint • Pathologic ... • Fascitis (e.g ... Intraarticular #MSK ... #Orthopedics #Causes