What is the difference between hand, foot and mouth disease and herpetic angina?

Herpes angina generally occurs in the upper respiratory tract infection, incidence and hypopharynx and upper jaw position, and hand, foot and mouth disease is a systemic infectious disease, not only in the mouth there will be lesions, but also in the hands and feet together with herpes. The difference between the two or more obvious, must be distinguished, and then treated.