By Anil Patel
The handiest, easy-to-use source for examining EKG readings -- choked with scientific proof, figures, and knowledge you'll depend upon many times this convenient consultant has all of the details you must successfully decipher every kind of electrocardiogram, from the main easy to the main not easy. greater than the other source, EKGs and Cardiac reports concisely explains the right way to comprehend and interpret EKG analyzing for every type of affliction states. gains: all of the bottom-line, medical necessities for figuring out universal and unusual EKG readings helpful introductory fabric on how EKGs paintings and the fundamentals of the EKG try out transparent, easy-access tables and EKG strips that make the book's content material particularly proper for day by day medical perform assurance contains hypertrophy, ischemia, harm, and infarct; conduction blocks; arrhythmias, electrolyte and drug results; and different stipulations ideal to be used as a stand-alone on-the-spot reference or along with different manuals
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Extra info for LANGE Instant Access EKGs and Cardiac Studies
18 AXIS FIGURE 4–3 aVR aVL I III aVF II FIGURE 4–4 –90 aVR aVL –150 +/–180 0 +60 +120 III +90 aVF II I AXIS 19 TABLE 4–1 Axis Deviation Degree (angle) Axis Lead I Lead aVF Normal axis 0 to +90 Positive Positive Left axis deviation (LAD) −30 to −90 Positive Negative Right axis deviation (RAD) +90 to +180 Negative Positive Indeterminate (extreme) axis deviation −90 to −180 Negative Negative Etiology Left axis deviation LVH Left anterior fascicular block Inferior wall MI Right axis deviation RVH Left posterior fascicular block Lateral wall MI 20 AXIS B NORMAL AXIS FIGURE 4–5 Normal Axis I: Positive +I aVF: Positive +aVF Example FIGURE 4–6 Normal Axis EKG I aVR V1 V4 II aVL V2 V5 III aVF V3 V6 II AXIS 21 C LEFT AXIS DEVIATION FIGURE 4–7 Left Axis Deviation I: Positive +I aVF: Negative +aVF Example FIGURE 4–8 I aVR V1 V4 II aVL V2 V5 III aVF V3 V6 II 22 AXIS D RIGHT AXIS DEVIATION FIGURE 4–9 Right Axis Deviation +I I: Negative aVF: Positive +aVF FIGURE 4–10 Extreme Right Axis Deviation +I I: Negative aVF: Negative +aVF AXIS 23 Example FIGURE 4–11 Right Axis Deviation I aVR V1 V4 II aVL V2 V5 III aVF V3 V6 II This page intentionally left blank 5 Hypertrophy OUTLINE A Atrial Hypertrophy 26 B Ventricular Hypertrophy 29 25 26 HYPERTROPHY A ATRIAL HYPERTROPHY i.
Acute posterior wall infarction-related EKG changes can also have tall R waves and ST segment depression in V1 and V2. 7 Conduction Blocks OUTLINE A Bundle Branch Blocks 36 B First-Degree AV Blocks 40 C Second-Degree Blocks 41 D Third-Degree AV Blocks (Complete Heart Block) 43 E Fascicular Blocks 44 F Sinus Pause 48 G Wolff-Parkinson-White Syndrome 49 35 36 CONDUCTION BLOCKS A BUNDLE BRANCH BLOCKS i. 12 seconds • S wave: Wide in lead I, wide and slurred in V5 to V6 • rsR′: V1 and V2 • Secondary ST- and T-wave changes in V1 and V2 ii.
20 seconds v. 12 FIGURE 7–15 CONDUCTION BLOCKS 49 G WOLFF-PARKINSON-WHITE SYNDROME i. Rhythm: Sinus ii. P wave: Normal iii. 12 second) iv.
LANGE Instant Access EKGs and Cardiac Studies by Anil Patel