<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been having diarrhea and nausea for the past couple of days. What could be causing this?  <response>: It could be a sign of Ileus. Ileus is a condition where the intestines are blocked and it can cause nausea and diarrhea. Well need to run some tests to confirm the diagnosis. 