This page contains radiographic exposure values

Adult - Optic Foramina

Region	View	kVp	mAs	Cassette	Grid	Distance
Optic Foramina	PA (Caldwell)	75	20	Regular	Yes	100 - 115cm (40 inches)
	Parieto-orbital Oblique (Rhese)	75	20	Regular	Yes	100 - 115cm (40 inches)
	Lateral	66	16	Regular	Yes	100 - 115cm (40 inches)

Paediatric - Optic Foramina

Region	View	kVp	mAs	Cassette	Grid	Distance
Optic Foramina	PA (Caldwell)	70	16	Regular	Yes	100 - 115cm (40 inches)
	Parieto-orbital Oblique (Rhese)	70	16	Regular	Yes	100 - 115cm (40 inches)
	Lateral	60	12	Regular	Yes	100 - 115cm (40 inches)

These are average exposures using a KodakCarestream CR system, exposures may vary dramatically between different film/screen combinations andcombinations, CR /or DR systems.

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