Applications of Sonography in Head and Neck Pathology

Sonography, by virtue of its noninvasive nature, is used more and more in modern medicine as the first imaging modality for adults and children presenting with unex­ plained cervical mass lesions as well as for the study of the carotid arteries and jugular veins. Remarkable advances have been achieved in ultrasound technology during the past 10 years, including color Doppler, power Doppler and the clinical use of new specific contrast agents. This technical progress has opened new and highly int