Titlebook: Ultrasonography of the Head and Neck; An Imaging Atlas Hans J. Welkoborsky,Peter Jecker Book 2019 Springer Nature Switzerland AG 2019 CEUS.

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Humble

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Heart-Attack

,Sonography of the Oropharynx, Hypopharynx, Larynx, and Cervical Esophagus, these organs is important during follow-up of patients who have had head and neck cancer because it allows the early detection of recurrent disease. Therefore, this chapter outlines methods of using ultrasound for tumor detection in these organs.

Constrain

Physics and Principles of Ultrasound,dvanced understanding of the underlying engineering. This chapter addresses the basics of wave properties, ultrasound wave generation and reception, and the behavior of sound in tissue. Common ultrasound artifacts are explained from the physics perspective, and the special case of Doppler is discussed.

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严厉谴责

placebo-effect

粗语

Endoscopic Ultrasound,f infiltration of malignant tumors or the grading of glottic or subglottic stenosis. EUS can be performed by using miniature probes, echoendoscopes, or L-shaped transducers (“hockey stick probes”). This chapter describes some technical principles of endosonography and provides some examples of its use in certain diseases.

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