نتایج جستجو برای: intraocular tumors

تعداد نتایج: 196823  

Journal: :Ceska a slovenska oftalmologie : casopis Ceske oftalmologicke spolecnosti a Slovenske oftalmologicke spolecnosti 2017
A Furdová Ad Furdová A Thurzo M Šramka M Chorvát G Králik

Nowadays 3D printing allows us to create physical objects on the basis of digital data. Thanks to its rapid development the use enormously increased in medicine too. Its creations facilitate surgical planning processes, education and research in context of organ transplantation, individualization prostheses, breast forms, and others.Our article describes the wide range of applied 3D printing te...

Journal: :The Saudi dental journal 2014
Pokpong Amornvit Dinesh Rokaya Binit Shrestha Theerathavaj Srithavaj

Ocular trauma can be caused by road traffic accidents, falls, assaults, or work-related accidents. Enucleation is often indicated after ocular injury or for the treatment of intraocular tumors, severe ocular infections, and painful blind eyes. Rehabilitation of an enucleated socket without an intraocular implant or with an inappropriately sized implant can result in superior sulcus deepening, e...

Journal: :Bioscientia medicina 2022

Evisceration and enucleation have been acceptable therapeutic modalities to treat not only severe ocular trauma but also various conditions, such as intraocular tumors, endophthalmitis, blind-painful-cosmetically disfiguring eyes, over the last two centuries. Clinical indications choices of procedure, whether or evisceration, vary among institutions, surgeon experience, severity structure loss....

2014
Mohammad Faranoush Amir Abbas Hedayati Asl Azim Mehrvar Narjes Mehrvar Rokhsaneh Zangooei Ehsan Abadi Mardawig Alebouyeh Maryam Tashvighi

OBJECTIVE One of the primary factors in managing patients with retinoblastoma is early diagnosis. The main idea of this study was to recognize the consequences of delay in diagnosis on therapy of the disease. METHODS A retrospective review of all children with proven retinoblastoma, who had presented to MAHAK hospital in Tehran, from April 2007 to Dec 2011, was performed. Grouping of intraocu...

Journal: :Investigative ophthalmology & visual science 1997
R S Apte E Mayhew J Y Niederkorn

PURPOSE To study the effect of aqueous humor (AH)-mediated inhibition of natural killer (NK) cell activity on intraocular tumor progression. METHODS Two NK-sensitive tumors, RMA-S lymphoma and OCM-3 uveal melanoma, were tested in vitro for susceptibility to NK cell-mediated lysis in the presence or absence of AH in conventional cytotoxicity assays. Various numbers of RMA-S and OCM-3 tumor cel...

Journal: :Journal of medical case reports 2016
Wei-Hsin Yuan Tai-Chi Lin Jiing-Feng Lirng Wan-You Guo Fu-Pang Chang Donald Ming-Tak Ho

BACKGROUND Granular cell tumors are rare neoplasms which can occur in any part of the body. Granular cell tumors of the orbit account for only 3 % of all granular cell tumor cases. Computed tomography and magnetic resonance imaging of the orbit have proven useful for diagnosing orbital tumors. However, the rarity of intraorbital granular cell tumors poses a significant diagnostic challenge for ...

Journal: :Archives of ophthalmology 2006
Tasha Y Tanhehco David E Eifrig Ivan R Schwab Christopher J Rapuano Gordon K Klintworth

1. Shields JA, Shields CL, Ehya H, Eagle RC, De Potter P. Fine-needle aspiration biopsy of suspected intraocular tumors: the 1992 Urwick Lecture. Ophthalmology. 1993;100: 1677-1684. 2. Collaborative Ocular Melanoma Study Group. Accuracy of diagnosis of choroidal melanomas in the Collaborative Ocular Melanoma Study: COMS report No. 1. Arch Ophthalmol. 1990;108:1268-1273. 3. Schyberg E. Fine need...

Journal: :Journal of leukocyte biology 2012
Terry G Coursey Peter W Chen Jerry Y Niederkorn

Intraocular tumors reside in an immune-privileged site, yet in certain circumstances, they can undergo immune rejection. Ocular tumor rejection can follow one of two pathways. One pathway is CD4(+) T cell-dependent and culminates in ischemic necrosis of the tumor and phthisis (atrophy) of the eye. A second pathway is also CD4(+) T cell-dependent but does not inflict collateral injury to ocular ...

Journal: :Archives of ophthalmology 2006
Devron H Char J Brooks Crawford Ed Howes James A Carolan

Making the correct diagnosis of an iris–ciliary body tumor can be challenging. A 35-year-old woman sought care because of a growing amelanotic lesion that destroyed the iris root and produced a large ciliary body mass. She had a history of systemic lupus erythematosus. The tumor was completely removed with an iridocyclectomy, which revealed that the plasma cells had been producing a large amoun...

2018
Yi-Chieh Tsai Chun-Yuan Kuo Jia-Wei Lin Shun-Tai Yang Shih-Chung Lai Jo-Ting Tsai

Radiosurgery serves an important function in the treatment of patients with intraocular tumors and preserves visual function via organ conservation. Therefore, it is important to ensure the safety and precision of GK-SRS as a primary treatment for intraocular tumors. The present case study described a 57-year-old female with uveal melanoma treated with GK-SRS. Retrobulbar anesthesia following f...

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