据黑龙江省医院南岗院区康复科刘延东介绍,膝关节扭伤是一种常见病,通常扭伤后会发生轻度水肿、疼痛,活动受限,小时后出现滑膜反应性积液、膝关节肿胀、发热、不敢活动,严重者或治疗不当会导致膝关节创伤性滑膜炎。通过超短波治疗轻者一周左右即可康复; Heilongjiang Provincial Hospital, Nankang Hospital, according to Liu Yandong rehabilitation department, knee sprain is a common disease, usually mild sprain will occur after sprains, pain, limited mobility, after hours of synovial reactive effusion, knee swelling, Fever, afraid to activity, severe or improper treatment can lead to knee traumatic synovitis. Treated by ultrashort wave light for about a week to recover;