13 results
Second Degree Heart Block, Mobitz Type I (Wenckebach)

P waves and QRS complexes are normal but... 
•
Second Degree Heart Block ... • PR interval ... beating" • The block ... #HeartBlock #Diagnosis ... #ECG #Electrocardiogram
Second Degree Heart Block, Mobitz Type II

• p waves are normal 
• QRS complexes are usually
Second Degree Heart Block ... bundle branch block ... • PR intervals ... beats • The block ... #ECG #Electrocardiogram
Sinoatrial Block Type 2

#cardiology #diagnosis #ekg #ecg #electrocardiogram #2ndDegree #SecondDegree #heartblock #mobitzII #Type2
Sinoatrial Block ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram ... #2ndDegree #SecondDegree ... #heartblock #mobitzII
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
Bundle Branch Block ... Bundle Branch Block ... #JTInterval #QTc ... #electrocardiogram ... #ecg #cardiology
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
1st Degree Heart Block ... Mobitz I Heart Block ... • PR intervals ... #electrocardiogram ... #ecg #cardiology
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
with prolonged PR interval ... progressively prolonged PR intervals ... #heart #heartblock ... #cardiology #ecg ... #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
: • 1° Block - ... >200ms • 2° Block ... loss of P • 2° Block ... • 3° Complete Block ... /QTC Interval:
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
- w/ variable block ... (3) SA node block ... rhythms (5) AV block ... - Proximal AV block ... QRS - Distal AV block
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
assoc with 1K, AV block ... Trifascicular block ... 1st degree heart block ... diagnosis #cardiology #electrocardiogram ... #differential
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... dextrocardia, normal Intervals ... ) - HiPR: AV block ... ICD/pacer - QTc ... #electrocardiogram