What anatomical structure is specifically highlighted using the Waters method?

The Waters method is a specific radiographic technique used to visualize the maxillary sinuses. This method requires the patient to be positioned with the orbitomeatal line perpendicular to the film and the X-ray beam angled, effectively highlighting the maxillary sinuses located in the cheeks. This positioning allows for an optimal view of these sinus cavities, providing clear images that can reveal conditions such as sinusitis or other anomalies.

The other anatomical structures mentioned are important in imaging but are not the primary focus of the Waters method. While the nasal cavity and frontal sinuses can be assessed using various imaging techniques, they are not specifically emphasized in this particular method. The ethmoid labyrinth is also not the main structure of interest in the Waters projection, as it typically requires different views for proper evaluation. The Waters method’s distinct orientation and focus make it essential for visualizing the maxillary sinuses effectively.