If the leg can not be lifted with leg pain, there may be joint diseases, you can hang orthopedics; if accompanied by numbness and weakness of the leg, there may be cerebrovascular disease, you can hang neurology. The leg can not be lifted up may be hip joint diseases or knee joint lesions caused by the leg can not be straightened, usually accompanied by joint pain, so the leg can not be lifted up. There is also the possibility of long braking time caused by quadriceps atrophy, through orthopedic examination can be clear, if the joint lesions should be treated with drugs or surgical intervention, usually do more quadriceps exercises. Neurological diseases can also cause leg lifting, accompanied by leg numbness and weakness, such as cerebral infarction or cerebral hemorrhage caused by hemiplegia, severe patients will have muscle atrophy, through the skull CT or MRI examination can be clearly diagnosed. Therefore, according to the symptoms, we can consult orthopedic department or neurology department.