Tissue and organ donation and transplantation in Iran.

Tissue and organ transplantation is one of the most promising treatments for some incurable diseases. Nowadays, transplantation is the common therapy in many countries. Unfortunately, availability of donated tissues and organs is limited.

Effects of pterygium on ocular aberrations.

Purpose: To compare high-order aberration between the eyes with pterygium and normal fellow eyes.

Setting: Ophthalmic Research Center and Department of Ophthalmology Labbafinejad Medical Center Shahid Beheshti University of Medical Sciences Tehran, Iran.

Method: This comparative cross-sectional study comprised 31 patients with unilateral pterygium.

Granular corneal dystrophy manifesting after radial keratotomy.

Purpose: To report a case of granular corneal dystrophy after radial keratotomy (RK).

Methods: A 32-year-old man presented with white radial lines in both corneas. He had a history of uncomplicated RK in both eyes 8 years ago.

Long-term outcomes of penetrating keratoplasty in chronic and delayed mustard gas keratitis.

Purpose: To report the long-term outcomes of penetrating keratoplasty (PKP) in war victims with chronic and delayed mustard gas keratitis.

Methods: This noncomparative interventional case series includes patients with advanced chronic or delayed mustard gas keratitis who had undergone PKP from 1989 to 2006. Best-corrected visual acuity (BCVA), graft clarity, episodes of graft rejection, duration of steroid use, and complications were evaluated.