my child had an operation to put a pin in her hip 7 years ago but for the past 3 years shes had pain in her hip where she had the operation n down her leg,they started treating her for maralgia parathesia,with injections the first one worked for a year, the last 3 as not, but for the past 2 years shes been getting back pain as well,and on and off she as trouble passing water,and her bowels, shes been in bed since febuary as when she walks about the pain is worse,also when she sits it hurts her leg and her back,any ideas