Hello, we can understand your concern. But you have not mentioned what fracture your doctor is suspecting, whether you have undergone any X-ray?. If you have undergone X-ray knee, please post the clear image of it here. It will help us to give clear advice. And please remember any injury or fracture of bones at knee joint should be treated promptly,, because if fracture doesn't heal properly it may lead to problems in future. And you can always get a second opinion form the another orthopedician. If still worried please get back in private quires with above details.