I have been told i have ranouds, i also have started having memory problems, stabbing pains under my rib cage when i cough or sneeze. i feel as if i have the flu almost all the time. muscle pain night sweats. im always tired but still have trouble falling asleep sometimes. my right foot always feels as if its about to cramp up and i have pain in my lower back with bladder pain and blood in my urine. my ? is what should i be worried about first?