Value of MR Imaging in Diagnosing Occult Fracture and Associated with Other Injuries of the Knee / 实用放射学杂志

ABSTRACT

Objective To appraise the value of MR imaging in detecting occult fracture and associated with other injuries of knee. Methods 68 cases with acute knee trauma were underwent radiography and MR imaging examination.Results All 68 cases had negative radiographic results. 83 occult fractures in 68 cases were found by MRI, and 75 occult fractures were located in the lower part of femur and upper part of tibia. Fracture patterns were line shape,arborization. By MR imaging, ligament injuries were showed in 32 cases, menisci injuries were demonstrated in 22 cases, and hydrarthrosis were manifested in 60 cases.Conclusion When knee joint injured patients with obvious clinical symptoms and negative radiographic results, the MRI is the best choice for further examination. It is sensitive in detecting occult fractures and associated with other injuries of knee joint.