Hypermobile, had bilateral knee arthroscopes 15 yrs ago @20 for pfs. the last few days my l knee has been burning and painful laterally and thigh, why

PFSS is due 2 Mala-: ligament, of the patella. If the alignment was not addressed it still remains. C a fellowship trained sports medicine orthopedic surgeon 4 further evaluation. There R surgical procedures that will align the pull of the quads so it doesn't ride 2 the outside on Ur patella. They R both soft tissue or boney, or combination of both. Meticulous eval is paramount 2 a good outcome.