Ethics in health care is becoming more complex than the and optometry's expanding scope of practice makes the ethical issues for optometristd more challenging. Vision screening is often the patient's first contact with optometry, and it is essential for optometrists to recognize the ethical issues associated with screening. As long as a clear distinction between a screening and a comprehensive professional examination can be maintained, properly conducted vision screenings can do tremendous good for the public when the visual welfare of the patient is kept uppermost at all times.