background: retinoblastoma is the most common embryonic tumor of retina of children. this tumor include 3-4% of all children malignancies during the age range 0-14 years. in this study, we reported the incidence, therapeutic protocols, and treatment outcome of children with rb in south west iran. methods: we retrospectively investigated the medical reports clinical and pathological features of ...

R etinoma is a benign, elevated, gray, translucent retinal mass with cottage cheese–like calcification and hyperpigmented retinal pigment epithelium. Histopathological features includeabundant fleurettes and nonproliferative cells. We report a case in which an underlying retinoma was revealed by collapse and massive vitreous dispersion of the overlying unilateral retinoblastoma after 1 cycle of...

Purpose: To evaluate the results of combined chemotherapy and periocular carboplatin injection to control advanced intraocular retinoblastoma (Rb). Methods: In this prospective interventional case-series, we included 8 eyes of 8 patients with advanced intraocular Rb (group C or D in International Intraocular Retinoblastoma Classification, IIRC). In these patients, periocular carboplatin was inj...

we describe a simple model that fits well with iranian economy, and extends a methodology which chary at el. (2007) demonstrated. in addition to four traditional wedges, we introduce additional trade wedge. we then evaluate the contribution of these wedges to the fluctuations in iran during last three years. because of international sanction, trading cost increases, and firms have difficulty to...

Background/Aim: We investigated the cytotoxic effects of plumbagin on metastatic retinoblastoma, using highly cell line Y79. Materials and Methods: Effect growth was assessed with water-soluble tetrazolium 1 (WST-1) proliferation assay automated hemocytometry trypan blue-exclusion assay. Cell death studied acridine orange/ethidium bromide live-dead annexin-V-fluorescein isothiocyanate/propidium...

factor demand behavior such as energy demand has an important role in the economic analysis. this issue is a major concern in the developing countries (e.g. iran) which are benefited from vast energy resources. in this paper, the third generation of factor demand models is used to analyze the behavior of capital adjustment in the iranian manufacturing industries. the dataset covers the two-digi...

Purpose To report the presenting signs of retinoblastoma in a large cohort patients who underwent orthoptic assessment at presentation. Methods A retrospective medical chart review was conducted on 131 with presented consecutively to single institution during 6-year period. The main outcome measure sign(s) disease. Results Of retinoblastoma, 88 unilateral disease and 43 bilateral (mean ages: 22...

f’mpose Eagonists and tWockers are widely used grstemttcaUy for a variety of dtwases, pmductng tear productton alterattons. The effect of vatious either selective 0r tixed abkcken and sagoni~ts 0” ta productton of the rabbit lacrimal gland was investtgated Method Tear Row was determined by of a direct cannulatton of the excretory duct of the rabbit lacrimal gkmd. for up to 90 tin, under pentoba...