Elimination of liver interference from the selenomethionine pancreas scan.
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Biomedical subjects
Publications and source records attributed to S Fink.
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Carotid endarterectomy now has an established place in the management of selected patients with carotid artery disease. This success rests in part on the invasive and non-invasive techniques available for imaging of both the pre- and postsurgical carotid artery. While contrast angiography has retained its place as a key presurgical imaging procedure, newer methods, including Doppler ultrasound, MRI angiography, SPECT, and PET scanning are providing additional anatomic, physiologic, functional, and biochemical information. An understanding of the complementary roles of these procedures is helpful to providers working to prevent strokes of carotid origin.
Approximately 150,000 new cases of colorectal cancer are discovered annually in the United States; 20,000 of these, or 15%, are potentially resectable for cure by current surgical criteria. Knowledge of the presence or absence of hepatic metastases from colorectal cancer is critical to the application of these criteria. This knowledge is also important during the follow-up period. We discuss the pathophysiology of these lesions and current diagnostic approaches.