PLZ HELP ME IM SCARED!!! Hi I'm really scared bc I saw this white stringy thread like thing in the toilet floating while my poop was in there.I can't really describe it bc I got so scared I flushed it down the toilet.it was in knots and was while I only saw one large one.do u think I have worms.i just had pneumonia and I was swallowing my mucus when I was coughing it up.is it mucus or worms.