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14 Cards in this Set
- Front
- Back
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Anterior, Lateral, Inferior, Septal Leads
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Anterior-V3, V4
Lateral-I,AVL, V5, V6 Inferior-2, 3, AVF Septal-V1,V2 |
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Precordial Leads
Limb Leads |
Limb Leads
1,2,3,AVR,AVL,AVF Precordial Leads-V1-V6 |
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Blood Supply
Concerned with 3 Arteries Leads and arteries |
2 Arteries-RCA, LAD
RCA-Inferior (2,3,AvF) LAD-Anterior (V3,V4) Left Circumflex-Lateral-1,AVL, V5,V6 |
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RBBB
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QRS>.120
RSR' precordial leads V1,V2,V3 Reciprocal ST depression and T wave inversion |
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RBBBExample repeats emphasis. Reedefine and imagine
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QRS>.12
RSR' in precordial leads V1,V2,V3 with reciprocal ST depression and t wave inversion |
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Evidence of Limb Lead Misplacement
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Lead 1 is completely inverted
Marked right axis deviatiom |
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LBBB
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QRS >.12
Deep S waves the precordial leads (V1, V2, V3) Notched R wave in lateral leads ((1, AVL, V5, V6) as the LV depolarizes after the RV Usually left Axis deviation |
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Notched R Waves in Lateral Leads and Typical Deep rS complex in precordial leads
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rS in precordial leads and wide QRS signifying LBBB with expected ST elevattion
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Incomplete LBBB
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less than .12
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Anterior STEMI. Vessel. Interpret above EKG
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LAD
ST elevation 1, AVL, V2, V3,V4V5. Q waves in V1,V2. Hyperacute T waves in V2,V3, V4 Diagnosis: Anteroseptal MI |
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2nd degree Type 2
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Normal PR interval, randomly dropped QRS/non-conducted P wave
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3rd degree AV block
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disassociation
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Atrial Flutter
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Atrial Rate: 300
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AFIB
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Irregularly Iregular
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