The characteristics of the stool of steatorrhea are that it is lighter in color, large in volume, and mainly in the form of grease. Patients with pancreatic cancer and intestinal disorders are usually prone to symptoms of steatorrhea because the body lacks substances that break down fat, which makes it difficult for this substance to be digested and absorbed by the body after the patient consumes fat-rich foods, thus resulting in steatorrhea. Therefore, steatorrhea is characterized by watery stools with a greasy, foamy consistency and a pungent smell. After the emergence of steatorrhea, most of the patients are because the body’s organs that break down fats and oils are damaged, the patients need to go to the hospital in time for relevant examinations to find out the causes of steatorrhea, so as to target the treatment. And during the treatment period, patients need to pay attention to avoid eating some fat-rich food, consumption of fat-rich food is not only easy to lead to the patient’s gastrointestinal burden, but also may make the patient’s condition worse. If the patient in the fat diarrhea during the body has uncomfortable symptoms, it is recommended to go to the hospital in a timely manner, under the guidance of the doctor to carry out the appropriate treatment.