A surgical imaging apparatus is disclosed, and includes an elongate body having a proximal portion and a distal portion and including at least one ultrasonic transducer. The surgical imaging apparatus also includes at least one light source being operatively coupled with the elongate body and configured to move relative to the elongate body. The at least one light source is configured to project light onto a tissue surface. The light is dimensioned to illuminate a section of tissue corresponding to a tissue margin.