To do an MRI if there are metal fittings on your pants you need to take off your pants, and if there are no metal fittings on your pants, you don’t need to take off your pants. MRI examination can not have metal foreign objects, such as can not wear metal dentures, can not wear clothes with metal buttons, etc. These metals will not only cause damage to the human body, the occurrence of burns on the skin and other adverse events, and may even be life-threatening, but also interfere with the results of the examination, affecting the diagnosis, which can lead to misdiagnosis. When trauma to the knee joint occurs suspected ligament, meniscus and other injuries, as well as chronic degenerative lesions of the knee joint, generally need to carry out an MRI examination. If there is an abnormal result of knee MRI examination, it is recommended to consult a doctor in time, clarify the cause of the disease with the help of the doctor, and carry out targeted treatment or therapy.