Here is the translation of the provided content into English: "I found positive for in the physical examination and want to go for a follow-up visit. How should I be tested?" Note: The "" (carriage return and line feed) was left unchanged as per your instructions.

Patient's question:

Health check revealed positive for, want to go for prenatal check-up, which department should I make an appointment with, what are the precautions, and should family members undergo the same check?

Doctor's answer:

For the re-examination of hepatitis B minor positive, you can register at the hospital's Infectious Diseases Department. It is recommended that hepatitis B minor positive is contagious, and family members should be tested to see how it is transmitted. Hepatitis B vaccination can be used for prevention. Additionally, during the treatment of liver disease, the patient's dietary condition and care are also very important. Patients must pay attention to their diet and eat more light foods to avoid unnecessary harm.