EKG Basics and Interpretation - part 3 potx

... The atrial rate is usually about 30 0/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 ... 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

... 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 Basics and Interpretation Sif ... 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...

Ngày tải lên: 13/08/2014, 15:20

... straight upward 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 ... 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 – Ventricle...

Ngày tải lên: 13/08/2014, 15:20

... all P waves conduct to the ventricles •2 nd Degree AV Block: Type I (Wenckebach) and Type II (Mobitz) • Complete (3 rd Degree) AV Block Ventricular pacemaker Mobitz •InMobitz AV block the PR intervals ... late rightward forces

Ngày tải lên: 13/08/2014, 15:20

... mm b.S in V1 or V2 > 30 mm c.R in V5 or V6 > 30 mm 3 points ST-T Abnormalities: Without digitalis With digitalis 3 points 1 point Left Atrial Enlargement in V1 3 points Left axis deviation 2 ... voltage criteria S in V3 + R in aVL > 24 mm (men) S in V3 + R in aVL > 20 mm (women) Atrial Enlargement • Right atrial enlargement – P wave amplitude >2.5 mm in II and/ or...

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

... Fertile U- 238 can be bred to fissile Pu- 239 , called the uranium-plutonium fuel cycle (or plutonium for short). Fertile Th- 232 can be converted to fissile U- 233 , called the thorium-uranium fuel ... 18582.92 1 830 3.94 17979.49 1 832 2 .38 Percentage of Paths Abandoned 0.72% 0.74% 0.72% 0.52% 1.00% 0.74% Emission Reduction Amount (Millions tonnes CO2e) 32 5.84 32 5.91 32 5.81 32...

Ngày tải lên: 19/06/2014, 15:20

... 0.5 0.75 -3 -2 -1 0 1 2 3 x10 -5 time [s] 0 0.25 0.5 0.75 -6 -4 -2 0 2 4 6 x10 -7 time [s] 0 5 10 15 -0 .02 -0 .01 0 0.01 0.02 time [s] z 1 [m] 0 5 10 15 -0 .05 0 0.05 0.1 0.15 time [s] z 3 [m] 0 ... Silva-Navarro, G., Sira-Ramirez, H., Blanco-Ortega, A. (2010). Active Vibration Control Using On-line Algebraic Identification and Sliding Modes, Computa...

Ngày tải lên: 19/06/2014, 19:20

... x T T p pc (11) where V is the eigenvector matrix in (7), and it serves as the transformation matrix: 11 21 31 1 12 22 32 2 12 13 23 33 3 1 23 ,,, T T T T TT T TT N N NN N T N NNN vvv v vvv v vvv ... Comparison of LS-based TBCE and joint LS-estimation & ML-detection SBCE Simulation results of TBCE and SBCE-ML methods show that the required processing time and both...

Ngày tải lên: 20/06/2014, 04:20

... 0 .31 9±0.05 ~45 7 .3 0.1 281±124 1187±160 30 ±12 107±55 Polyester 30 Glucose 5 0 .31 4±0. 03 ~35 7.2±0.1 32 3±54 11 13 105 34 ±16 75±29 2 Polyester 15 Glucose 5 0.408±0.14 ~30 7 .3 0.1 31 3 30 130 2±99 ... 0.517±0.090 32 7 .3 0 .3 510±10 1650± 130 81±12 75 30 Cotton 40 Glucose 9 0 .31 3±0.052 76 6.7±0.4 605±5 137 5±25 131 ±54 69±50 Cotton 30 Glucose 9 0 .31 3±0.051 75 7.0±0....

Ngày tải lên: 20/06/2014, 05:20