نتایج جستجو برای: ophthalmic diseases

تعداد نتایج: 860336  

Seyed Farhad Masoudi, Somayeh Asadi, Zohreh Dehghannia Rostami

Introduction: In this paper, by complete definition of human eye containing the various parts and their materials, the difference between this model and a homogeneous water phantom are compared for two ophthalmic plaques using 125I and 103Pd. Material and methods: The simulation of the two phantoms were performed in the MCNP-4C code and by using the geometry of a three-dimensional eye, differen...

2015
René Höhn Ulrike Kottler Tunde Peto Maria Blettner Thomas Münzel Stefan Blankenberg Karl J. Lackner Manfred Beutel Philipp S. Wild Norbert Pfeiffer

PURPOSE This paper describes the study design, methodology, cohort profile and self-reported diseases in the ophthalmological branch of the Gutenberg Health Study (GHS). METHODS The GHS is an ongoing, prospective, interdisciplinary, single-center, population-based cohort study in Germany. The main goals of the ophthalmological section are to assess the prevalence and incidence of ocular disea...

Journal: :Journal of Nanomaterials 2023

In recent years, research on nanoparticles (NPs) has brought a new phase in the development of medicine. The term “NPs” refers to nanoscale particles, typically between 10 and 1,000 nm size, that are within range cellular molecular structures. Compared with traditional ophthalmic drugs, NPs can carry drugs overcome obstacles, target drug delivery, prolong release, reduce toxicity, be used gene ...

Introduction: The present study aimed to assess the effects of Ramadan fasting on micronutrients and their correlations with ocular biometry. Methods: This prospective study was conducted on 89 healthy volunteers (51 males and 38 females) with the mean of 34.98±9.10 years in Mashhad, Iran. Participants received complete ophthalmic and systemic examinations one week before and one week after the...

Background: Chronic myeloid leukemia (CML) is a myeloproliferative hematopoietic malignancy with a heterogeneous proliferation of hematopoietic cells in the bone marrow. The ocular manifestations are rare symptoms of CML. In this case report, a CML patient with retinal hemorrhage is reported as an uncommon symptom. Case presentation: A 35-year-old man was referred due to decreased right eye vi...

Journal: : 2022

Systemic and ophthalmological diseases are on the rise world over, which is, to a large extent, caused by life expectancy growth. Therefore, early diagnosis, screening monitoringpossibilities of human health parameters is becoming more important. Contact lenses, due being fitted eye’s surface, constantly wetted tear fluid, present-day microelectronics achievements may be used as convenient tech...

2016
Ramayyan Vinodha Cinnaian Shanmuga Priya

Thirty-four female subjects from low socioeconomic group were selected. All were aged between 20 and 35. The study was conducted at physiology research laboratory, Thanjavur Medical College, Thanjavur, from April 2014 to May 2015. A detailed history and thorough clinical and ophthalmic examination was done to rule out any other medical problem besides anemia. Subjects with a history of acute he...

2008
Steven M Couch Sophie J Bakri

Triamcinolone is a corticosteroid that is used to treat many ophthalmic diseases. Recently, its use has been advocated to aid in visualization of transparent tissue in ophthalmic surgery. It can be used in anterior segment surgery to help manage vitreous loss during complicated cataract surgery. It has been used to visualize the posterior cortical vitreous during pars plana vitrectomy. In addit...

2013
M B Alhassan P Unung GO Adejor

BACKGROUND The prevalence of HIV/AIDS and HBsAg sero-positivity is very high in sub-Saharan African. There is a risk of horizontal transmission of these diseases amongst ophthalmic patients. AIM To determine the proportion patients for eye surgery who are HIV/AIDS and HBsAg sero-positive at the National Eye Centre, Kaduna, Nigeria. METHODS Patients selected for eye surgery during a surgical...

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