I had meniscus surgery 7 months ago. Yesterday I felt sideways and hurt that knee, is really swollen, hurts in the side Did I injury meniscus?

Wait and see . ice elevate modify activities for a period of time such as two weeks. If pain persists especially pain with twisting or deep squat then seek evaluation. Sometimes with a fall or direct blow a bone bruise can develop and can cause short lived symptoms that would improve with time and conservative care. .