EKG Basics and Interpretation - part 5 doc

... mm (women) Atrial Enlargement • Right atrial enlargement – P wave amplitude >2 .5 mm in II and/ or >1 .5 mm in V1 • Left atrial enlargement – P wave duration > 0.12s in frontal plane ... points QRS duration 0.09 sec 1 point Delayed intrinsicoid deflection in V5 or V6 (>0. 05 sec) 1 point diagnostic > ;5 points; probable 4 points QRS Axis • Average direction of ventricula...

Ngày tải lên: 13/08/2014, 15:20

... QRS • Small r-waves begin in V1 or V2 and progress in size to V5. The R-V6 is usually smaller than R-V5 • In reverse, the s-waves begin in V6 or V5 and progress in size to V2. S-V1 is usually ... the right and left atria, and it is common to see notched or biphasic P waves of right and left atrial activation • P duration < 0.12 sec • P amplitude < 2 .5 mm EKG Basi...

Ngày tải lên: 13/08/2014, 15:20

... ST segment elevation is abnormal and suggests transmural injury or infarction Interpretation • 1. Rate • 2. Rhythm and Blocks • 3. Axis • 4. Hypertrophy • 5. Infarction Supraventricular arrhythmias • ... is called bradycardia and a rate of above 90 bpm is called tachycardia • Inherent rate of different ectopic foci: – Atria 6 0-8 0/min – AV junction 4 0-6 0/min – Ventricles 2...

Ngày tải lên: 13/08/2014, 15:20

... is usually about 300/min, but may be as slow as 15 0-2 00/min or as fast as 40 0-4 50 /min. • Untreated A-flutter often presents with a 2:1 A-V conduction ratio. This is the most commonly missed ... class="bi x0 y0 w0 h0" alt="" Wolf-Parkinson-White Atrial Flutter • Regular atrial activity with a "clean" saw-tooth appearance in leads II, III, aVF, and usually discrete...

Ngày tải lên: 13/08/2014, 15:20

... late rightward forces

Ngày tải lên: 13/08/2014, 15:20

... Family of MI´s • Inferior MI: Q waves and evolving ST-T changes in leads II, III, aVF • True posterior MI: ECG changes are seen in anterior precordial leads V 1-3 , but are the mirror image of an ... V1-V3 (V4), ST changes • Anterior MI (similar changes, but usually V1 is spared; if V 4-6 involved call it "anterolateral") • High Lateral MI (typical MI features seen in le...

Ngày tải lên: 13/08/2014, 15:20

Ngày tải lên: 14/12/2013, 13:15

... self-doubt. 2. He was asked to stand for parliament, but declined, having no particular for party-politics; he was too large- hearted a man for that. 3. He is strong, but also shyly gentle and ... Pen and Ferdinando rushed in immediately the carriage at the door and wonderful was the reunion.' 4. He up and found the cool blue eyes on him. 5. The doors swished shut behind m...

Ngày tải lên: 20/01/2014, 16:20

... 53 53 54 0.2030 0.1034 54 54 55 0.2842 0.1447 55 55 56 0.2813 0.1433 56 56 57 1 .59 00 0 .53 37 57 57 58 0.7837 0.2630 58 58 59 0.3042 0.1006 59 59 60 0.3861 0.1172 60 60 61 0 .50 75 0. 258 5 61 ... 8.00 5. 00 48 79.00 56 .40 14 8.00 5. 50 49 384.70 274 .50 16 45. 50 30.00 50 384.70 274 .50 17 60.00 35. 00 51 40 .50 28.30 18 60.00 35. 00 52 3.60 2.70 20 1.00...

Ngày tải lên: 19/06/2014, 10:20

... O ( x p ) . On the other hand with spectral 1 25 Eulerian-Lagrangian Formulation for Compressible Navier-Stokes Equations 16 Will-be-set-by-IN-TECH 024 6 810 t 0 0 .5 1 1 .5 2 2 .5 3 Δ t Fig. 3. Temporal ... of  L i and  M i are 119 Eulerian-Lagrangian Formulation for Compressible Navier-Stokes Equations 14 Will-be-set-by-IN-TECH μ i = x i + μ i p , (88) we also impose that μ i p an...

Ngày tải lên: 19/06/2014, 10:20