Internal Medicine Clinic is the clinic that offered on the care for adult patients that emphasizing on the apply of scientific knowledge and clinical expertise to provide patients with precise diagnosis, and treatment. The diagnostic and treatment can be provided on many systems on human body such as nervous system, digestive system, kidney function, cardiovascular system, respiratory system, and endocrine system. Thus, Internal Medicine Clinic would be the main key to solve the puzzling diagnostic for the adult patient who has severe chronic illnesses, and on the situations where several different illnesses strike at the same time.