AADI and PADI on plain radiography, multidetector computed tomography (MDCT), and magnetic resonance imaging (MRI).
(A) A representative normal subject shows AADI (distance between arrows) and PADI (distance between arrowheads) on plain radiography.
(B) A representative normal subject shows AADI (distance between arrows) and PADI (distance between arrowheads) on MDCT.
(C) A representative normal subject shows AADI (distance between arrows) and PADI (distance between arrowheads) on MRI.