<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been experiencing fatigue, mouth pain, irregular belly button, blood in my stool, and lymphedema. What do you think might be wrong with me?  <response>: Based on your symptoms, it sounds like you may be suffering from thrombocytopenia, a condition in which you have a low level of platelets in your blood. 