RESPIRATORY IMAGING
Radiographic Positioning
Routine Thoracic Spine: AP and Lateral Position AP Thoracic Spine Patient preparation Remove any artifacts in the desired field (e.g., clothing with hooks, snaps, zippers). Place patient in gown. Measurement…
Normal Variants
Variant/Artifact Comments Accessory ossicle (Figs. 7-153 and 7-154) An accessory ossicle (small bone) is either an anomalous congenital supernumerary ossicle, a normally present secondary ossification center that failed to unite,…
Normal Anatomy
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