CARDIOLOGY

Biostatistics

Mar 27, 2017 by in CARDIOLOGY Comments Off on Biostatistics

, is simply a point estimate for the population mean. This will be further discussed in the following section. The median is the middle measurement when all of the measurements…

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Conventional and Cross-Sectional Venography

Mar 27, 2017 by in CARDIOLOGY Comments Off on Conventional and Cross-Sectional Venography

Fig. 9.1 DSA images of the femoral vein. (a) Immediately before contrast injection, an X-ray “mask” image is obtained. (b) Imaging is performed during injection of contrast into a vessel….

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Pathophysiology of Reflux

Mar 27, 2017 by in CARDIOLOGY Comments Off on Pathophysiology of Reflux

Fig. 2.1 The communicating vessel principle. (a) Noncommunicating hydrostatic columns presenting different heights, which lead to different energy states (column d presents the highest energy value). (b) Communicating columns in…

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Ultrasound Physics

Mar 27, 2017 by in CARDIOLOGY Comments Off on Ultrasound Physics

Fig. 5.1 Sound waves (longitudinal wave) propagate through compression and rarefactions of the medium With respect to ultrasound, the wavelength is an extremely important parameter as the wavelength affects both…

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Superficial Venous Thrombophlebitis

Mar 27, 2017 by in CARDIOLOGY Comments Off on Superficial Venous Thrombophlebitis

Fig. 19.1 Inflamed bulbous varices above and below the knee with an acute bout of STP Superficial thrombophlebitis offers an array of presentations. Yet despite the knowledge that has emerged…

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Lower Deep Vein Disease

Mar 27, 2017 by in CARDIOLOGY Comments Off on Lower Deep Vein Disease

Fig. 16.1 This 68-year-old man presented with gradual onset of massive bilateral lower extremity edema several years after a course of radiation therapy to the abdomen for an ampullary carcinoma….

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Perforator Veins

Mar 27, 2017 by in CARDIOLOGY Comments Off on Perforator Veins

Previous terms and eponyms Replaced by newer terms Superficial femoral vein Femoral vein Greater or long saphenous vein Great saphenous vein (GSV) Lesser or short saphenous vein Small saphenous vein…

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Chemical Superficial Vein Ablation

Mar 27, 2017 by in CARDIOLOGY Comments Off on Chemical Superficial Vein Ablation

Fig. 11.1 Relative position of patient and sclerotherapist when done efficiently Fig. 11.2 Example of a poor ergonomic position In some practices, the skin of the entire leg is prepped…

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Anatomy

Mar 27, 2017 by in CARDIOLOGY Comments Off on Anatomy

Fig. 1.1 In the fourth week of embryologic development, paired vascular channels, known as the anterior and posterior cardinal veins, arise and join in the midline at the sinus venosus,…

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Ultrasound for Reflux

Mar 27, 2017 by in CARDIOLOGY Comments Off on Ultrasound for Reflux

Transverse gray scale Spectral wave forms CFV, SFJ (prox GSV) Right and left CFV Prox, mid, and distal FV  Pop V Pop V Post tib V  Peroneal V  Additional images…

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