radiographic projection
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Radiographic testing — (RT), or industrial radiography, is a nondestructive testing (NDT) method of inspecting materials for hidden flaws by using the ability of short wavelength electromagnetic radiation (high energy photons) to penetrate various materials.Either an X … Wikipedia
projection — 1. A pushing out; an outgrowth or protuberance. 2. The referring of a sensation to the object producing it. 3. A defense mechanism by which a repressed complex in the individual is denied and conceived as belonging to another person, as when… … Medical dictionary
Towne projection — a radiographic projection of the head in which the central ray enters obliquely through the frontal bone, yielding a view of facial structures and the occipital bone; it is an anteroposterior half axial projection … Medical dictionary
anteroposterior (AP) projection — a radiographic projection in which the central ray goes from the front to the back of the body or part, with the film at the back … Medical dictionary
axial projection — a radiographic projection in which the central ray goes from the base to the vertex or from the vertex to the base of a structure … Medical dictionary
axillary projection — a radiographic projection in which the patient is supine, the upper limb is abducted, and the central ray enters the axilla at an angle; used for visualizing structures in the shoulder region … Medical dictionary
carpal tunnel projection — a radiographic projection with the wrist hyperextended and the central ray entering the proximal palm at an angle, for visualization of bones and other structures of the proximal palm and wrist … Medical dictionary
cross-table projection — a radiographic projection of the spine, pelvis, or lower limb with the patient either prone or supine on a table and the central ray entering laterally … Medical dictionary
Didiйe projection — a rare type of radiographic projection for evaluation of an unstable or repeatedly dislocating shoulder that may have a subtle condition such as the Hill Sachs lesion; the patient lies prone and the central ray enters the shoulder from a lateral… … Medical dictionary
dorsoplantar projection — a radiographic projection of the foot with the central ray passing from the dorsal surface to the plantar surface … Medical dictionary
