Serum ferritin is the key to iron storage in the body, protein. If ferritin is too high, you have not described your clinical symptoms. Generally, simple ferritin elevation can reach all departments of the internal medicine system, but different departments can be selected for treatment according to clinical symptoms. People with digestive symptoms can go to the gastroenterology department. Usually, if ferritin is too high with anemia, you can go to the hematology department, or you can go to the hepatology department according to other symptoms.