Which type of intraoral film is best for visualizing interproximal surfaces?

Bite-wing films are specifically designed for capturing interproximal areas of teeth. This type of film is positioned horizontally or vertically between the upper and lower teeth, allowing for a clear view of contact points where adjacent teeth meet. The unique design of bite-wing films facilitates the detection of caries (cavities) in these spaces and also helps in assessing the health of the bone surrounding these teeth.

In contrast, periapical films are primarily used for capturing the entire tooth, including the root and surrounding structures, making them less effective for interproximal view. Occlusal films are generally used for broader views of the dental arch, capturing more of the area but not focusing effectively on interproximal surfaces. Panoramic films provide a wide view of the mouth and jaws but do not offer the detail necessary for examining the interproximal regions accurately. Therefore, the bite-wing film is the preferred choice for this specific purpose.