الفهرس 
Anatomy of Patellofemoral Joint (PFJ).Only 14 pages are availabe for public view
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Abstract
Background: MRI is a good diagnostic tool in identifying cartilage and soft tissue lesions as well as detecting underlying predisposing anatomical factors of patellar instability, it has a high specification for detecting the grades and the types of some of these diseases or factors that may predispose to them such as trochlear dysplasia and patella alta.
Aim of the Work: The aim of this study was to evaluate the role of MRI in diagnosis of Patellofemoral pain syndrome which is the most common cause of anterior knee pain.
Patients and Methods: This prospective study was done on patients referred from the orthopedic clinic to the department of radiodiagnosis, MRI unit at Ain Shams University hospitals.Thirty patients were included (18 females and 12 males) and their age ranged from 20 to 64 years.
Conclusion: This study shows that MRI is useful in detecting various predisposing anatomical factors of patellofemoral instability and associated lesions of knee joint thereby enabling orthopedic surgeons to treat joint pathology as well as correct underlying anatomical abnormality.