A 65–yrs-old man referred for an ocular discomfort and red eye. The clinical diagnosis was leech in the left eye and its species confirmed as being Limnatis nilotica. Ocular leech infestation should be considered in patients with a history of swimming or washing their face in streams and lakes. Attention should also be given to ocular leech infestation in the differential diagnosis of ocular tr...

Lens coloboma is a developmental defect resulting from abnormalities of the zonules and ciliary body. It may present as an isolated pathology or be accompanied by anomalies in different ocular structures. We report case 20-year-old man referred for evaluation anisometropic amblyopia right eye. Manifest refraction was −2.25 +3.00 ×35 eye; corrected distance visual acuity, 20/50. Corneal topograp...

A 31-year-old man presented to our clinic for an ocular trauma to his left eye. His best-corrected visual acuity was 20/200 OS (left eye). Anterior segment examination showed an epithelial defect, which implies a direct injury to the cornea. A marked focal stromal edema accompanied by Descemet's membrane folds were located at 10 o'clock in the paraxial area, about 4 mm apart from the corneal ce...

Bitemporal visual field defects are usually associated with lesions of the optic chiasm. The field loss may be caused by pressure, primary neoplasia, arachnoiditis, or demyelinating disease. While the findings of a bitemporal defect should always direct attention to these possibilities, a careful inspection of the optic disc may reveal an ocular cause for the field loss. The purpose of this com...

Background: Tolmetin (Tol) is a pyrrole acetic acid derivative that acts as a highly effective topical anti-inflammatory agent. Topical administration of Tol is effective for the management of ocular inflammations.The aim of this study was to formulate and improve a topical ophthalmic delivery system of Tol. Materials and methods: In the present study, ocular inserts of Tol were prepared using ...

Background: Rheumatoid Arthritis patients are evaluated during treatment for various inflammatory factors such as C-reactive protein, Erythrocyte Sedimentation Rate, and Disease Activity Score, and other immune system-related factors. In the follow-up of patients with rheumatoid arthritis, hematologic factors associated with the immune system especially Platelet to Lymphocyte Ratio and Neutroph...

The aim of this study was to determine the prevalence and type of ophthalmic diseases among horse populations in the suburbian riding clubs of Tehran. Ophthalmologic examinations were performed in 901 horses and ocular lesions were diagnosed in 40 (4.4%) animals. In the 54 eyes of these horses that had ocular defects, 103 ocular abnormalities were detected. Of those horses affected, 65% showed ...