23 results
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
known as the bundle ... QRS interval on EKG ... (Delta wave) 2 ... WPW #Cardiology #ECG ... #EKG #Electrocardiogram
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Wave Inversions - Differential ... TWaveInversions #TWI #Differential ... #Diagnosis #Causes ... #Cardiology #ECG ... #EKG #Electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... death. 2. ... aVR • Classic EKG ... #AVR #leadAVR #ecg ... #diagnosis #ekg
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... renal, thyroid, and ... spondyloarthritis (e.g ... spondyloarthritis (e.g ... #Diagnosis #causes
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
- Differential ... Small secundum ASD ... to right shunt 2. ... echocardiogram #s4c ... #pocus #bubble
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
- Mobitz Type 2 ... independently of the atria ... heartblock #cardiology #ecg ... #ekg #diagnosis ... #electrocardiogram
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Nonspecific inhibitors e.g ... to one factor e.g ... e.g. heparin ... inhibitory drugs e.g ... #diagnosis #differential
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
sx will not be subtle ... e.g. extreme fatigue ... very remarkable w/differential ... E.g. 80 yo ESR cutoff ... identifies 85 to 95% of cases
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... heart disease Causes ... Hypokalemia • Bundle ... 300 = NSVT EKG ... capture of the atria