There are common symptoms for bursitis:  pain during the day  tenderness and heat swelling around the knee  occasional locking or clicking  fluid, redness and fever if caused by infection  If you have prepatellar bursitis, you will experience rapid swelling on the front of your kneecap.  The symptoms for Baker’s cyst include pain in the back of the knee and calf. A build-up of fluid can cause the bursa to burst, leading to pain swelling and redness in your calf.