1. Gündüz K. Varix of the vortex vein ampulla simulating choroidal melanoma. Annual Wills Eye Hospital Retina Club Meeting, Retina/Fluorescein Annual Conference. September 12, 1997, Philadelphia, Pennsylvania, USA. (Serbest bildiri)
2. Gündüz K. Orbital mass in an infant (case: Massive congenital orbital teratoma). Wills Oncology Fellows Association, American Academy of Ophthalmology/Atlanta Marriott Marquis, November 7, 2008, Atlanta, USA. (Serbest bildiri)
3. Gündüz K. Orbital mass in an adult (case: Ectopic orbital meningioma). Wills Oncology Fellows Association, American Academy of Ophthalmology/Grand Hyatt San Francisco, October 26, 2009, San Francisco, CA, USA. (Serbest bildiri)