High ferritin may be caused by liver cancer, lung cancer, leukemia and other diseases, you can hang up the corresponding departments according to the clinical symptoms, such as gastroenterology, respiratory, hematology and so on. Ferritin is the iron storage protein present in the cells of body tissues. High ferritin is commonly found in malignant tumors, acute hepatitis, chronic kidney disease, hemochromatosis, etc. Usually, according to the clinical symptoms, we can consult the relevant departments, and then follow the doctor’s instructions to carry out other examinations, and carry out the relevant treatments after determining the cause of the disease. When you visit the doctor, you can bring the relevant documents, and if you have a medical record, you can bring the relevant medical records, examination reports, laboratory tests and other information for the convenience of the doctor’s reference, and if you have to take medication, you can bring the medication to consult with the doctor, and it is recommended that your family members accompany you to the doctor when you have a more serious condition.