Molar periapical radiograph

  • Horizontal overlapping does not extend to the CEJs of adjacent teeth
  • Mesial and distal aspects of each tooth entirely visible on at least one radiograph
  • At least 2mm of bone visible beyond lamina dura of all erupted teeth
  • If 3rd molar is absent, 6mm of bone distal to CEJ of 2nd molar or the tuberosity
  • Buccal and lingual cusps visible
  • Images of roots longer than images of crown (> 1:1 root/crown ratio)
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