ارزيابي كيفي كليشه هاي راديوگرافي

QUALITY ASSESSMENT OF THE RADIOGRAPHY FILMS

As the price of film, chemical materials and amortization of the machines consist of the 80% out of the whole expenses in a radiography ward, thus failure in providing the desirable radiography films, economically, imposes much expence to the treatment and health system.to analyse the radiography damaged films or rejected ones, is introduction to perform the quality control plan. To reduse the role of technicians as the districting factors in sampling from the damaged and repeated films, some of the sinior radiography students were trained and were told how to chek the films. Then all the providcd films, from patients referred to radiography wards in the morning shifts in 3 training hospitals in Scmnan, were cheked, immediately, after going out the prossesor. During two month, 3067 film belong to 1670 patient were analysed, to analyse the data, k2 and Ratio test were used. The results indicated that 1.17% out of the whole provided images been repeated, while the rate of the rejected films is 5% and the real number of the damaged films with low quality were 7.98% in this study, it was determined that there is meaningful difference between the rejected images by men (3.7%) and women (6.2%), (Pv=0.0024). The most important factor in rejecting the films is to have bad position (29.3%) and the second factor is the exposure error (24.4%). Findings indicate that 2.9% of provided images, Lack the proper quality, but without rejecting or repeating them, they were used for patients as the safe films, chiefly in emergency ward, this observed a lot.