Hassan Ghasemi

Immunoregulation Research Center, Shahed University, Tehran, Iran |Dept. of Ophthalmology, Shahed University, Tehran, Iran

[ 1 ] - Association of Sulfur Mustard-induced Ocular Problems with Serum and Blood Biochemical Parameters Changes

Background and objective:Many biochemical features of sulfur mustard (SM) intoxication remained unknown. So far, the direct association between biochemical parameter changes and ocular problems in patients exposed to SM is not evaluated.The current study aimed at evaluating the associations between the ocular findings in patients with SM intoxication and the changes of...

[ 2 ] - The Association between Ocular Problems and Serum Testosterone, Prolactin and Thyroglobulin Concentrations in Delayed Phase of Sulfur Mustard Exposure

Background and objective Aside from direct toxic effects, Sulfur Mustard (SM) induced serum hormone abnormalities may aggravate ocular complaints, including Ocular Surface Discomfort (OSD) (burning, itching, and redness), dry eye sensation, photophobia, blurred vision, foreign body sensation, and pain. The aim of the current study was to investigate the possible associ...

[ 3 ] - External Dacryocystorhinostomy; Success Rate and Causes of Failure in Endoscopic and Pathologic Evaluations

Background and Objectives: External dacryocystorhinostomy (DCR) is the method of choice to treat nasolacrimal duct (NLD) obstruction and the other approaches are compared with it, with a failure rate of 4% to 13%. The current study aimed to assess the causes of failure in external DCR by postoperative endoscopic and pathological evaluation. <stro...

[ 4 ] - بررسی اثربخشی روش بازبینی اسکار در محل جوشگاه پیوند در کاهش میزان بروز آستیگماتیسم به دنبال عمل کراتوپلاستی نفوذی (PK)

Background and Objective: Astigmatism is a common complication of penetrating (PK) and Lamellar (LK) keratoplasty that may cause surgical failure due to visual disturbances. In this study, the efficacy of scar revision just at the surgical incision was evaluated. Materials and Methods: In this prospective interventional case-series study, scar revision was performed in nineteen post-PK or LK as...

[ 5 ] - اندازه‌گیری قطر افقی قرنیه نوزادان ایرانی

  Introduction : Horizontal corneal diameter is one of the diagnostic factors in some ophthalmic diseases. At present American Newborn horizontal corneal diameter is considered as our normal value in Iranian ones, while it may be quite different in Iranian newborns. Early diagnosis is critical in some ophthalmic diseases such as congenital glaucoma and awareness of normal corneal diameter is es...

[ 6 ] - تاثیر کیفیت بافت دهنده بر نتایج بالینی پس از پیوند قرنیه نافذ در قوزقرنیه

هدف: بررسی تاثیر متغیرهای وابسته به فرد دهنده و بانک چشم بر روی کیفیت بافت پیوندی و پیش‌آگهی بالینی پس از پیوند قرنیه نافذ در بیماران مبتلا به قوزقرنیه. روش پژوهش: در این مطالعه گذشته‌نگر، 252 چشم مبتلا به قوزقرنیه که تحت جراحی پیوند قرنیه نافذ (Penetrating Keratoplasty; PK) قرار گرفته بودند، بررسی شدند. اطلاعات فرد دهنده شامل سن، جنس، علت مرگ، مدت زمان بین مرگ تا نگه‌داری بافت، مدت زمان بین نگ...