i m very concerned based on the mulitiple symptoms that I have: sudden abdominal spasms, very painful that last 15-20min each time, abdomnial pain & swelling, bloating, belching, change in bowel habits ( constipation, today would be the 3rd day I go w/o going), dark discharge 2 wks prior to my period, heartburn to just about any & everything, nausea w/ & w/o vomiting, rectal bleeding once or twice last mth, but i m not sure if it was from a minor cut, severe headaches (3days ongoing, I ve taken pain meds everyday) & sweating (Both in my sleep & in any temp under 70 degrees. i m 33 yrs old. I haven t taken a trip to the ER b/c in NY the wait time is min 8hrs surrounded by people who are sick. But I m scheduled to see my pcp tommorrow. i m just extremely concerned & would like some insight on possible issues & solutions. Thank you