title: The efficacy of CT: what the studies show.
abstract: Is computed tomography (CT) a diagnostic miracle or an expensive and unproven procedure? In the multitude of published studies, critics of CT demand controlled clinical trials, but thus far the efficacy of CT has been judged from clinical experience alone, and few studies have been done on the effect of CT on disease management and patient outcome.
mesh_terms: D003362:Cost-Benefit Analysis; D003954:Diagnostic Services / Q000191:economics; D005069:Evaluation Studies as Topic; D014057:Tomography, X-Ray Computed / Q000191:economics