Using the modern Silverhawk™ atherectomy catheter to characterize biliary structures that appear malignant: review of initial experience

The SA catheter appears to be a useful adjunct in diagnosing patients with biliary pathology. The existence of this technique, predicated on tissue architecture, may impact therapy, allow more timely diagnosis, and exclude cases of equivocal cytology. Although the initial results of SA use are promising, more experience is required to effectively determine its clinical accuracy.