Subacute thyroiditis, also known as subacute thyroiditis, may be accompanied by abdominal pain and diarrhea, such as those induced by enterovirus infections. It is also important to pay attention to diet and intestinal disorders. The cause of subacute thyroiditis is not clear, and is related to viral infection, autoimmunity, and genetics, etc. Common symptoms include fatigue, sore throat, fever, neck pain, chills, and edema. For example, subacute thyroiditis induced by enterovirus infection may manifest as abdominal pain, diarrhea, fever and other symptoms, mostly with a history of unclean diet. It can be combined with blood routine, stool routine and other tests. In addition to enterovirus infection, there are more conditions that can trigger abdominal pain and diarrhea. Such as eating irritating food, irregular diet and other life factors; such as irritable bowel syndrome, intestinal mass and other disease factors. For subacute thyroiditis with symptoms of abdominal pain and diarrhea, timely hospital consultation is recommended.