I HAVE HAD A BIG ROUND LUMP SIZE OF A GOLF BALL ON THE OUTER SIDE KNEE AREA, OK TILL I PRESS ON IT AND REAL SORE , HAD FOR SEVERAL MONTHS NOW, MY LEG FROM HERE AND UP AT TIMES GO NUMB ON ME, THE OTHER DAY I FINAL TOLD THE HUBBY AND HE CAN FEEL IT TOO, AND IS WORRIED THAT I SHOULD GO TO THE DOCTOR , HE FELT THE OTHER SIDE AND IT IS OK AND DOES NOT HURT?