cause health problem?

in dec 07 - jan 08 i was rough will myslef and i think i really hurt myself but at the time i didnt notice any symptoms, about a month later in feb. i started to have abdominal pain, and since the pain has gotten worse, and whole body symptoms have developed, nerve pain/muscle pain and its getting worse still.. i started getting constipated in march and since may i was so constipated i was unable to go for 2weeks at a time, and only with stool softners, now i cant go unless i use miralax 2-3 capfulls a day ( the GI dr. proscribed it , for long term ) i also can not go while sitting on the toilet (i go onto toilet papper while stading) i p nothing but moosh, and i think thats all i can p. haveing GI / abdominal pain, and whole body pain, with nerve sensations (even on the back of head and top / left side only on my head ) tests i have had- colonoscopy, CT scan abdominal / pelvis, mutipule blood tests on several different times since feb.