1. Walker RA, Adhikari S. Chapter 236 p1517-1549. Eye Emergencies. In: Tintinali JE, Kelen GD, Stapczynski JS, eds. Tintinali's Emergency Medicine: A Comprehensive Study Guide. 7th ed. New York: McGraw-Hill; 2011.
2. One month outcome of ocular related emergencies in a tertiary hospital in central Saudi Arabia;Alotaibi;Saudi Med J,2011
3. History of ophthalmic ultrasound;Lizzi;J Ultrasound Med,2004
4. A hand-operated, ultrasound scan system for ophthalmic evaluation;Coleman;Am J Ophthalmol,1969
5. Bedside emergency department ultrasonography in the evaluation of ocular pathology;Blaivas;Acad Emerg Med,2000