it usually happens when the physiotherapy was not progressively increased or physiotherapy was done intermittently. weakness is due to muscles not being conditioned to presurgery levels. you need to increase the level of exercises. start jogging cycling and training with weights. doing this for one month properly will get you back to presurgery levels. probable diagnosis:ligament with slight weakness. regarding follow up:revert after a month to an orthopaedician and traumatologist online. ---> <link>
my operated knee is comparatively weak. why?