Purpose. To report an unknown complication of laser in situ keratomileusis (LASIK) surgery. Case Presentation. A 28-year-old female presented with photophobia and glare to our eye service. She stated in her medical history that she had undergone femtosecond assisted LASIK surgery in both eyes 15 months ago and her symptoms started just after this surgery. On admission, her best-corrected visual...

CLINICAL CASE A 45 year-old woman with unknown ophthalmology history complained of pain, redness and visual acuity (VA) loss in her left eye for the last three weeks. A serous iris cyst with an overlying peripheral corneal leukoma was located in the iris stroma using ultrasonic biomicroscopy. It was assumed that it was secondary to a penetrating trauma from her childhood. The cyst healed and VA...

AIMS/BACKGROUND Iris fluorescein angiography (IFA) is not commonly used in clinical practice, although its value has been demonstrated especially in cases of diabetic disease. IFA is able to show neovascular tufts in order to guide the laser treatment, and it is highly recommended in diabetic patients who need cataract surgery or vitrectomy. Nevertheless, IFA fails to demonstrate the iris vascu...

We report the case of a 70-year-old female patient who developed corneal edema and iris discoloration following the inadvertent use of 1% methylene blue instead of 0.025% trypan blue to stain the anterior capsule during cataract phacoemulsification surgery. Copious irrigation was performed upon realization of incorrect dye use. Corneal edema and iris discoloration developed during the early pos...

With an increasing emphasis on security, automated personal identification based on biometrics has been receiving extensive attention. Iris recognition, as an emerging biometric recognition approach, is becoming a very active topic in both research and practical applications. In general, a typical iris recognition system includes iris imaging, iris liveness detection, and recognition. This rese...

purpose : to determine the distribution of iris colors in the population of tehran and to assess possible associations between iris color and ocular disorder methods : through a stratified random cluster sampling approach, 160 clusters were selected in different municipality districts of tehran, and the approached households were invited to a clinic. after the initial interview, all participant...

PURPOSE To evaluate a new disposable, small-pupil expansion device in tamsulosin patients with intraoperative floppy-iris syndrome (IFIS) having cataract surgery. SETTING Private practice, Los Altos, California, USA. METHODS The 5-0 polypropylene Malyugin pupil expansion device (MicroSurgical Technology) was used in 30 eyes from 21 tamsulosin patients having routine cataract surgery. The pu...

purpose: to evaluate the outcomes and complications of phacoemulsification and posterior chamber intraocular lens implantation (pe+pciol) in patients with congenital iris coloboma. methods: in a prospective noncomparative interventional case series, 13 eyes of 9 patients (six female and three male) with congenital iris coloboma and cataract underwent pe+pciol using clear corneal incision and in...

BACKGROUND Alzheimer's disease (AD) is the most common cause of dementia that is an irretrievable chronic neurodegenerative disease. In the current study, we have examined the therapeutic effects of Iris germanica extract on Amyloid β (Aβ) induced memory impairment. MATERIALS AND METHODS Wistar rats were divided into five groups of 8 per each. Groups were as followed: control group which were...