Reoperation for Hemifacial Spasm

May 26, 2017 by in CARDIOLOGY Comments Off on Reoperation for Hemifacial Spasm

© Springer Science+Business Media Dordrecht 2016Shi-Ting Li, Jun Zhong and Raymond F. Sekula, Jr. (eds.)Microvascular Decompression Surgery10.1007/978-94-017-7366-9_14 14. Reoperation for Hemifacial Spasm Shi-Ting Li1   and Xue-Sheng Zheng1 (1) Department of Neurosurgery, Xinhua Hospital, Shanghai JiaoTong University School of…

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The History of Microvascular Decompression Surgery

May 26, 2017 by in CARDIOLOGY Comments Off on The History of Microvascular Decompression Surgery

© Springer Science+Business Media Dordrecht 2016Shi-Ting Li, Jun Zhong and Raymond F. Sekula, Jr. (eds.)Microvascular Decompression Surgery10.1007/978-94-017-7366-9_1 1. The History of Microvascular Decompression Surgery Petter Jannatta1   (1) Department of Neurosurgery, Allegheny General Hospital, 420 East North Ave,…

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Pathogenesis of Trigeminal Neuralgia

May 26, 2017 by in CARDIOLOGY Comments Off on Pathogenesis of Trigeminal Neuralgia

, Michael S. Gold1 and Raymond F. SekulaJr.1 (1) Department of Neurological Surgery, UPMC Presbyterian, Suite B-400, 200 Lothrop Street, Pittsburgh, PA 15213, USA   5.1 Introduction Facial pain is a common and nonspecific symptom…

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QRS Complex

May 26, 2017 by in CARDIOLOGY Comments Off on QRS Complex

Fig. 4.1 Formation of QRS vector loop. (a) Divide the ventricular depolarization into nine parts, record the amplitude and direction of the instantaneous complex vector; (b) Draw a line to…

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P Wave

May 26, 2017 by in CARDIOLOGY Comments Off on P Wave

Fig. 2.1 Cause of the morphology of sinus P wave [Characteristics of Electrocardiogram of the Normal Sinus P Wave] 1. P wave in sinus rhythm appears small, rounded, and upright…

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ST Segment

May 26, 2017 by in CARDIOLOGY Comments Off on ST Segment

Fig. 5.1 ST segment changes in superacute phase Acute Phase (Hours/Days to Weeks) [ECG Recognition] 1. Inverted T wave   2. ST elevation with obliquely straight morphology/convex   3. Pathological…

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Basic Knowledge of ECG

May 26, 2017 by in CARDIOLOGY Comments Off on Basic Knowledge of ECG

Fig. 1.1 Normal ECG First, you will find that there are a lot of square boxes. Second, you will find that there are many confusing waves. Finally, you may also…

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P-R Interval

May 26, 2017 by in CARDIOLOGY Comments Off on P-R Interval

Heart rate (bpm) <70 71~90 91~110 111~130 >130 Age (years) ≥18 0.20 0.19 0.18 0.17 0.16 Age (years) 14~17 0.19 0.18 0.17 0.16 0.15 Age (years) 7~13 0.18 0.17 0.16…

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