Comparative Analysis between Diagnostic values of CT and MRI for Knee Osteoarthritis (KOA)
To discuss and study the clinical values and significance of 2 imageological examinations of CT and MRI for KOA.Method: 20 patients with KOA were chosen and their 30 knee joints were given CT and MRI examinations. Advantages and disadvantages of the 2 methods were compared and analyzed.Result:Results of MRI were more detailed and accurate than CT; it could provide more positive signs and had a higher positive diagnostic rate than CT (P<0.05).Conclusion:CT and MRI can both provide comprehensive and scientific basis for diagnosis of KOA. MRI can not only provide clear images of pathological changes of articular cartilage, but also find other extracelular matrix changes timely before occurrences of pathological changes of articular cartilage to make early judgment for cartilage damages of KOA. Clinicaly, combination of CT and MRI should be used when comprehensive and scientific diagnostic basis of extent and degree of disease need to be evaluated comprehensively.
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