ÿþ[Other Result] ***Normal ECG*** ***The following results are for reference only*** Unsatisfactory Record Arm Leads Reversed? Lead Off Counter Clock Wise Rotation Clock Wise Rotation Low Voltage(Limb Leads)##QRS amplitude (I,II,III)d"0.5mV Low Voltage(Chest Leads)##QRSa(V1~V6)d"1.0mV Low Voltage##QRS amplitude (I,II,III)d"0.5mV,QRS amplitude (V1~V6)d"1.0mV QT Interval Prolongation##QTe"480ms Short QT Interval##QTd"390ms Dextrocardia(Re-examination)?## Lead I, P waves and T waves are inverted, QRS main wave points downwards; R wave amplitude of lead V1 to V6 decends, S wave deepens. Normal VCG Possible coronary artery disease Coronary artery disease [Rhythm and Arrhythmia] Sinus Rhythm##Upright P wave appears in lead I, II, and V3 to V6, inverted P wave appears in lead aVR, with P-P interval difference<120ms, PR intervale"120ms. Coronary Sinus Rhythm##Inverted P wave of lead II, III, and aVF, PR>120ms Suspect Left Atrial Rhythm?##Inverted P wave of lead I and V6, with HR between 50-100BPM Atrioventricular Junctional Rhythm##The QRS wave appears in supraventricular pattern, no P wave or retrograde P wave exists, the heart rate is between 40 and 60 BPM, slow, but regular. Atrioventricular Dissociation##P wave is irrelated to QRS wave, and they occur in fixed frequencies respectively, Atrial rate>Ventricular rate, or Ventricular ratee"60BPM Asystole##No QRS wave indicating ventricular electric activities can be detected. Ventricular Fibrillation Marked Sinus Bradycardia##Sinus rhythm, with atrial rate d"40BPM Sinus Bradycardia Sinus Tachycardia Tachycardia Bradycardia Extreme Bradycardia Sinus Arrhythmia##Upright P wave appears in lead I, II, and V3 to V6, inverted P wave appears in lead aVR, the atrial rate is between 60 and 100BPM, P-P interval differencee"120ms Sinus Bradycardia with Sinus Arrhythmia Sinus Tachycardia with Sinus Arrhythmia Escape Beat Premature Atrial Contraction##Premature P' wave appears, shapes differently from the sinus P wave, and the QRS wave after the P' wave is normal, but the compensatory is incomplete. Frequent Premature Atrial Contraction##Premature P' wave appears, shapes differently from the sinus P wave, and it occurs more than 18 times per minute. Premature Atrial Contraction Bigeminy##Premature P' wave appears and the N-S array appears more than 3 times consecutively. Premature Atrial Contraction Trigeminy##Premature P' wave occurs and the N-N-S array appears more than 3 times consecutively. Premature Ventricular Contraction##Premature, wide and abnormal QRS wave appears without corresponding P wave in the front, QRS duration e"120ms, the compensatory is complete. Frequent Premature Ventricular Contraction##Premature, wide and abnormal QRS wave appears without corresponding P wave in the front, and it occurs more than 18 times per minute. Premature Ventricular Contraction Bigeminy##Premature, wide and abnormal QRS wave appears without corresponding P wave in the front, and the N-V array appears more than 3 times consecutively. Premature Ventricular Contraction Trigeminy##Premature, wide and abnormal QRS wave appears without corresponding P wave in the front, and the N-N-V array appears more than 3 times consecutively. Runs of Premature Atrial Contraction Runs of Premature Ventricular Contraction Sino-Atrial Block or Marked Sinus Arrhythmia##Conduction block delay or interruption occurs to the sinus impulse in the sinoatrial junction. Blocked Premature Atrial Contraction##Premature P' wave appears, shapes differently from the sinus P wave, without corresponding QRS wave behind. Pair Premature Atrial Contraction##Premature P' wave appears, shapes differently from the sinus P wave, with normal QRS wave behind; Premature beats appear in couple. Pair Premature Ventricular Contraction##Premature, wide and abnormal QRS wave appears, without corresponding P wave in the front, and premature beats appear in couple. Supraventricular Tachycardia##Supraventricular hear rate, frequency>100BPM Ventricular Tachycardia##Consecutive wide and abnormal QRS wave appears, frequency >100BPM Ventricular Escape Rhythm##At least 3 ventricular escape appears, the frequency is between 30BPM and 40BPM. Ventricular Rhythm##Wide and abnormal QRS wave, P wave is irrelated to the QRS wave, the ventricular rate is between 30BPM and 40BPM. Atrial Fibrillation##No P wave exists in any of the leads, irregular wave of atrial fibrillation (f wave) appears, with the frequency between 350 and 600 times per minute. Atrial Flutter##No P wave exists in any of the leads, regular and saw-shaped flutter wave (F wave) appears, with the frequency between 250 and 350BPM. Undefined Arrhythmia [QRS Deviation] Indeterminate Axis## Axis=0 or QRS-axis between 210° and 270° Mild Left Axis Deviation##-30°<QRS-axis<0 Right Axis Deviation##90°<QRS-axis<120° Marked Right Axis Deviation##120°d"QRS-axis<210° Left Axis Deviation## -90°d"QRS-axisd"-30° S1-S2-S3 Pattern [Ventricular Hypertrophy and Atrium Overload] High Voltage(Left Ventricle) Positive T Wave in V1 Right Ventricular Hypertrophy? Left Ventricular Hypertrophy? Left Ventricular Hypertrophy(Probably Normal for this Age) Right Ventricular Hypertrophy##Right Ventricular's electrical pressure increases, RV1>1.0mV, R/S>1 or RV1+SV5>1.2mV; RaVR>0.5mV Left Atrial Enlargement##P-wave becomes wider, P duratione"120ms; biphasic P wave of lead V1, PtfV1<-0.04mm*s; bimodal P waves occur, and their interval is larger than 40ms. Right Atrial Enlargement##P-wave duration is normal, high tip, Pa(I,II,aVF)e"0.25mV,Pa(V2)>0.15mV Biatrial Enlargement Biventricular Hypertrophy Left Ventricular Hypertrophy##Lead V5, V6 R amplitude>2.5mV, or RV5+SV1>3.5mV(Female),4.0mV(Male); Extended duration of peak R of Lead V5; Left axis deviation. Larged PtfV1 Prolonged P-wave [Atrioventricular Block] Short PR Interval##PR interval <120ms, the form and duration of the QRS wave is normal. Pre-excitation Syndrome##PR interval is shortened, QRS wave becomes wider and ectrosis exists in the start part, delta wave can be viewed. First-degree Atrioventricular Block##PRe"210ms(Adult) or 180ms(Children) Second-degree Atrioventricular Block (Wenckebach type)##PR interval prolongs gradually until the QRS wave drops once to form a complete wenckebach cycle Second-degree Atrioventricular Block (Mobitz type II)##Fixed PR interval with episodic QRS block drop. 2:1 Atrioventricular Block##Fixed PR interval, every two P waves are tramitted to form a QRS wave, Atrial rate=2*Ventricular rate Third-degree Atrioventricular Block##P wave is irrelated to QRS wave, and they occur in fixed frequencies respectively, Ventricular rate <Atrial rate Uncertain-Pulse Atrial-paced Rhythm on Demand Atrial-paced Rhythm Atrial-paced Complexes Atrial-sensed Ventricular-paced Rhythm on Demand Atrial-sensed Ventricular-paced Rhythm Atrial-sensed Ventricular-paced Complexes Ventricular-paced Rhythm on Demand Ventricular-paced Rhythm Ventricular-paced Complexes AV Dual-paced Rhythm on Demand AV Sequential-paced Rhythm AV Dual-paced Complexes AV Sequential-paced Rhythm on Demand AV Sequential-paced Complexes [Intraventricular Conduction Block] RSR' Pattern Incomplete Right Bundle Branch Block##The QRS duration is between 110ms and 120ms, rSR'/rsR' or wide and notched R wave exist in Lead V1, S-wave of lead I, V5, and V6 widens. Intraventricular Conduction Block##QRS duratione"120ms, no obvious bundle branch block Complete Right Bundle Branch Block##QRS duratione"120ms, rSR'/rsR' or wide and notched R-wave exists in Lead V1, S-wave of lead I, V5, and V6 widens. Complete Left Bundle Branch Block##QRS duratione"120ms, wide R-wave exits in lead V5, V6, I, and aVL without Q wave in the front. The direction of the main wave of T wave and QRS wave is opposite. Incomplete Left Bundle Branch Block##The QRS duration is between 110ms and 120ms, wide R wave exists in lead V5, V6, I, and aVL without Q wave in the front. The direction of the main wave of T wave and QRS wave is opposite. Suspect Left Anterior Hemi Block Left Anterior Hemi Block##Axis tilts left, QRS axis <-45°, Lead aVL appears in qR form, VAT>45ms, part of lead II, III, and aVF appears in Rs form. Left Posterior Hemi Block##Lead I, aVL appear in rS form, lead III and aVF appear in qR form, QRS axis>90° Suspect Left Posterior Hemi Block Septal Fascicular Block Peri-Infarction Block [Myocardial injury] Flat T Wave Low T Wave##T-wave altitude <0.1mV or Ta<Ra/10 Inverted T Wave##T amplituded"-0.1mV Deep Negative T Wave Giant Negative T Wave Biphasic T Wave Poor T Progression Peaked T wave Slight ST Depression Middle ST Depression Marked ST Depression Slight ST Elevation Middle ST Elevation Marked ST Elevation Negative T Wave Abnormal T Wave ST Depression ST Elevation Slightly Abnormal ST-T Abnormal ST-T Marked Abnormal ST-T [Myocardial Infarction] Poor r Wave Progression Abnormal Q Wave##Q duratione"40ms, Qa>Ra/4, or QRS wave appears in QS form. Abnormal q Wave Abnormal q and Q Wave Deepened Q Wave QS Wave in lead V1 Hypertrophic Cardiomyopathy Subendocardial Myocardial Infarction Suspect Anterior Myocardial Infarction? Possible Anterior Myocardial Infarction Anterior Myocardial Infarction##Abnormal Q-wave or poor r wave progression exists in anterior leads Evolution Period of Acute Anterior Myocardial Infarction##No abnormal Q wave or poor r wave progression exists in anterior leads, ST elevated, great risen T wave. Acute Anterior Myocardial Infarction##Abnormal q wave or poor r wave progression exists in anterior leads, ST elevated, positive T wave. Extensive Anterior Myocardial Infarction Possible Extensive Myocardial Anterior Infarction Suspect High Lateral Myocardial Infarction? Possible High Lateral Myocardial Infarction High Lateral Myocardial Infarction##Abnormal Q wave or poor r wave progression appears in lead I, aVL, and V6. Evolution Period of Acute High Lateral Myocardial Infarction##No abnormal Q wave or poor r wave progression appears in lead I, aVL, and V6, ST elevated, great risen T wave. Acute High Lateral Myocardial Infarction##Abnormal q wave or poor r wave progression appears in lead I, aVL, and V6, ST elevated, positive T wave. Suspect Inferior Myocardial Infarction? Possible Inferior Myocardial Infarction Inferior Myocardial Infarction##Abnormal q wave or poor r wave progression exists in lead II, III, and aVF, inverted T wave. Evolution Period of Acute Inferior Myocardial Infarction Acute Inferior Myocardial Infarction##Abnormal q wave or poor r wave progression exists in II, III, and aVF, ST elevated, positive T wave. Suspect Anteroseptal Myocardial Infarction? Possible Anteroseptal Myocardial Infarction Anteroseptal Myocardial Infarction##Abnormal Q wave or poor r wave progression exists in lead V1 and V2. Evolution Period of Acute Anteroseptal Myocardial Infarction##No abnormal Q wave or poor r wave progression exists in lead V1 and V2, ST elevated, great risen T wave. Acute Anteroseptal Myocardial Infarction Suspect Posterior Myocardial Infarction Possible Posterior Myocardial Infarction##Abnormal increase in the R-wave of lead V1 and V2, R/S>1, T wave is positive, Changed T-wave or abnormal q-wave in lead V6, and abnormal posterior lead occurs in certain situations. Posterior Myocardial Infarction Suspect Anterolateral Myocardial Infarction Possible Anterolateral Myocardial Infarction Anterolateral Myocardial Infarction Evolution Period of Acute Anterolatera Myocardial Infarction Acute Anterolateral Myocardial Infarction Suspect Inferolateral Myocardial Infarction? Possible Inferolateral Myocardial Infarction Inferolateral Myocardial Infarction Suspect Right Ventricular Myocardia Infarction Possible Right Ventricular Myocardia Infarction Right Ventricular Myocardia Infarction Occlusion of the First Septal Branch of LACA Occlusion of the Left Anterior Descending Coronary Artery(LACA) Occlusion of the Left Main Coronary Artery Stenosis Occlusion of the Right Coronary Artery (RCA) Occlusion of Ostium Right Coronary Artery Occlusion of the Left Circumflex Coronary Artery (LCx) [END]