Symptoms inc: extreme pain, pain when moving & wiping myself. pain radiates down arm. have to rest arm on pillow when sleeping. x-ray shows everything normal, no swelling. could this still be tennis elbow?

You had the X-ray done so you had been examined by a provider before that. What part of body did the examiner check for tenderness and ROM? Unfortunately, many pathologic conditions from the cervical spines, shoulder or elbow can manifest with those symptoms. Tennis elbow causes pain and tenderness at the lateral aspect of you elbow and pain can radiate to forearm and wrist but usually not extreme