Background: The purpose of the present study was to define the differential diagnostic markers of benign and malignant bile duct strictures without demonstrable mass on ultrasonography (US) or ...

The scale rates three sections of the colon, right (cecum and ascending colon), mid-colon (transverse and descending) and rectosigmoid, on a five-point scale (0–4). Total score (0–14 ...

However, there are multiple situations whereby buccal mucosa is inadequate (pan-urethral stricture or prior buccal harvest) or inappropriate for utilization (heavy tobacco use or oral radiation).

Urethral pain has many possible causes, including urinary tract and sexually transmitted infections, urethritis (inflammation), strictures (blockage), and localized irritation from soaps or ...