Here Are My Symptoms ,swelling All Over ,,extreme Swelling That

Here are my symptoms ,swelling all over ,,extreme swelling that never goes down from waist down to my toes ,swelling in upper quadrant also but it goes down during the day ,itching!wide spread pain !but have fibro!but pain in left upper abdomen !and pelvic trouble swallowing at times,kidneys are functioning at 45% ,note they have been checked forwards and backwards nothing wrong with them ,,they are now saying the decrease is a syptom ,I have had a stent placed in groin where an vein was flattened by the main artery ,have had venous vein surgery,heart test normal ,lymphedema ruled out ,I have been taking fluid pills nothing happens still swelled,am on Percocet for pain ,thyroid meds,harmone meds,R LS meds,I had a bladder mesh placed in and took out in 10 months ,have had potassium issues due to fluid pills ,have a slight in crease in white blood cells in urine ,some other slight blood report findings but am told nothing to be concern over ,have had numerous ct's of abdomen ,kidneys,ect all normal ex rays of lungs normal ,every test that would possibly cause swelling normally has been done I ihave a team of 4 specialist stumped ,my question is this what could cause my symptoms that is not normally thought of ,like possibly a type of cancer that don't show up in blood test,or auto immune disease ,what im very tired and frustrated it has been a long 3 yrs of doctors test meds and procedures