Diseases of PNS
Best view for frontal sinus: [AIIMS Nov 20 1 0]
"Lateral view is best for the sphenoid sinus."
Ref. Turner 7 Oth/ed p 78; Dhingra 5th/ed p 445, 6th/ed p 434
Some other views and the sinuses best seen by them:
• Occipitomental/Water's view - Maxillary antrum.
• Occipitofrontal/Caldwell view - Frontal sinus and ethmoid sinuses
• Submentovertical /Basal view - Sphenoid, posterior ethmoid and maxillary sinus