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Hepatic sonography is useful in characterizing many focal liver lesions (Tables 2-6). It is safe, portable, and relatively inexpensive. With the development of color Doppler imaging, power Doppler imaging, and intravenous-ultrasound contrast agents, the ability to detect and precisely diagnose a focal hepatic lesion may be improved.
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Nisenbaum et al. (1995) studied this question.
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