I have a pregnant sister in-law that has been having bad to cripling abdominal cramping past couple of weeks and tonight vomited a little blood no real medical insurance and can't afford another hospital visit well I'm getting worried so I found this site hoping someone will send me some really helpful insight into what could concievably be causing this / she has had four other children and has yet to experience anything quite like this ---some one / any one ---:;:;;::!!!! HELP!