Exposure - Mastoids

This page contains radiographic exposure values Adult Mastoids Region View kVp mAs Cassette Grid Distance Mastoids Townes 80 20 Regular Yes 100 - 115cm (40 inches) Submentovertex (SMV) 70 18 Regular Yes 100 - 115cm (40 inches) Lateral Oblique 75 20 Regular Yes 100 - 115cm (40 inches) Stenvers 75 20 Regular Yes 100 - 115cm (40 inches) Facial Bones Occipito mento (OM) (Waters) 75 20 Regular Yes 100 - 115cm (40 inches) Lateral 66 16 Regular Yes 100 - 115cm (40 inches) Paediatric Mastoids Region View kVp mAs Cassette Grid Distance Mastoids Townes 70 16 Regular Yes 100 - 115cm (40 inches) Submentovertex (SMV) 68 12 Regular Yes 100 - 115cm (40 inches) Lateral Oblique 70 16 Regular Yes 100 - 115cm (40 inches) Stenvers 70 16 Regular Yes 100 - 115cm (40 inches) Facial Bones Occipito mento (OM) (Waters) 70 16 Regular Yes 100 - 115cm (40 inches) Lateral 60 12 Regular Yes 100 - 115cm (40 inches) These are average exposures using a Carestream CR system, exposures may vary dramatically between different film/screen combinations, CR or DR systems Exposure Chart◄....Go Back to Exposure Values homepage

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