<p>Psychosomatic medicine is a subset of psychiatry, which addresses physical and psychiatric problems of patients at the same time. Psychosomatic medicine specialist not only gives advice to other physicians, but also is a member of the management team of internal and surgical patients .Psychosomatic medicine has a major role in many departments such as those that deal with organ transplant, cancer and chronic diseases. This is effective and useful for emergency and ICU Units. Also it has a pivotal role in the hospital ethics committee. One of the most sensitive things that psychosomatic medicine provide is assessment of stresses imposed on hospital staffs due to taking care of patients, especially in chronic and end stage patients. Consultation- liaison psychiatrist has an educational role for students, nurses, general practitioners and specialists in other departments, and also helps to provide a better care for patients, and maintain good physician -patient relationship.</p>