Mississippi Code Title 73. Professions and Vocations § 73-19-107

Any optometrist who encounters a patient in the course of his practice who is, in the exercise of the optometrist's professional judgment, suffering from any symptom or combination of symptoms indicating an underlying pathologic or physiologic disorder or disfunction necessitating care and treatment beyond the scope of the optometrist's professional limitations, shall immediately refer such patient to a licensed physician for such additional treatment as may be needed.