Kirova, T., Kalaidjiev, A., Voinov, L., Yordanov, G.
Military Medical Academy, Department of Ophthalmology, Otorhinolaryngology and Oral Surgery, Ophthalmic Clinic at the Academy of Medical Sciences – Sofia
A pterygium, also known as an external curtain, is a degenerative, fibrovascular lesion of the bulbar conjunctiva that invades the corneal tissue in the direction from the limbus to the central zone, causing irregular astigmatism and reduced visual acuity. It is a commonly produced on the ocular surface, which is associated with excessive UV exposure and a local deficiency of limbal, stem cells, and the etiopathogenesis of this remains not fully understood.
Regardless of the availability of various surgical techniques for the surgical removal of the external curtain, the high rate of recurrence is still a serious problem, which is why the search for an ideal surgical technique continues to this day.
The purpose of this article is to provide a brief overview of the most frequently applied, modern operative approaches in the treatment of this disease, as well as the recurrences associated with them, in order to improve individual practice.
Key words: pterygium, surgical treatment, amniotic membrane, autoconjunctoplasty.
Address for correspondence: Kirova, T.
Military Medical Academy,
Department of Ophthalmology
3, „G. Sofisky“, Blvd.