How To Differentiate Benign From Malignant Bile Duct Strictures?

The differentiation of benign and malignant strictures is difficult. Recently, a group of clinical specialists in Netherlands attempted to find possible criteria for differentiation of malignant from benign bile duct strictures. They found that except for vascular involvement which was associated significantly with malignancy, there were no conclusive features of malignancy on regular imaging modalities.

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