In this paper, we are concerned with a threedimensional system of rational difference equations. We present solutions of the system in an explicit way and obtain the asymptotical behavior of solutions according to initial values. We also give sufficient conditions of existing four-period solutions.

this prospective study evaluated the long-term results of intraoperative 5-fu in glaucoma patients undergoing trabeculectomy. 14 patients categorized as high risk or medium risk underwent trabeculectomy with 5-fu and were followed for a mean period of 32 months. patients were evaluated for visual acuity, cup-disc ratio and intraocular pressure (iop); the number of medications was also taken int...

to compare the efficacy of acupressure wrist bands, ondansetron, metoclopramide and placebo in the prevention of vomiting and nausea after strabismus surgery. two hundred patients, asa physical status i or ii, aged between 10 and 60 years, undergoing strabismus surgery in farabi hospital in 2007-2008 years, were included in this randomized, prospective, double-blind and placebo-controlled study...

M?c tiêu. Sau s? ra ??i c?a kính vi ph?u th?n kinh, k?t qu? thu?t u màng não vùng trên yên ?ã ???c c?i thi?n ?áng k?. G?n ?ây h?n, n?i soi kinh ?ng d?ng r?ng rãi ?? lo?i b? các sang th??ng này v?i nhi?u ?u ?i?m v??t tr?i. ?ích nghiên c?u nh?m ?ánh giá ?i?u tr? qua m?i t?i trung tâm chúng tôi. Ph??ng pháp. T? 2017 – 2022, có 22 b?nh nhân th?a tiêu chu?n ch?n l?y B?nh Vi?n ??i H?c Y D??c Tp. H? C...

M?c tiêu: ?ánh giá ??c ?i?m lâm sàng, c?n k?t qu? ?i?u tr? và m?t s? y?u t? tiên l??ng c?a ung th? bi?u mô t? bào sáng bu?ng tr?ng. ??i t??ng ph??ng pháp nghiên c?u: Nghiên c?u t? h?i h?p v?i ti?n c?u. B?nh nhân (BN) ???c ch?n ?oán tr?ng giai ?o?n I-III t? 1/2015 ??n 6/2021 t?i b?nh vi?n K ghi nh?n các tri?u ch?ng tr?, ?ánh th?i gian s?ng thêm liên quan. K?t qu?: th?c hi?n trên 29 nhân. Tu?i tr...

background: systemic lupus erythematosus (sle) is a chronic autoimmune disease which is characterized by b-cell abnormality and auto-antibody generation. since bacterial infections are the most important causes of mortality in these patients, pneumococcal vaccination is recommended for children with sle. objective: to investigate humoral immunity and specific-antibody formation in response to a...

introduction: the clinical outcome of patients with squamous cell carcinoma (scc) located in the head and neck has remained poor despite ongoing advances in diagnosis and management. interleukin-6(il-6) is a multi-functional cytokine that plays an important role in the process of cell differentiation and is increased in several malignancies. the aim of this study was to investigate the serum le...

background: hepatitis c (hcv) is a worldwide problem without an effective vaccine with more than 170 million chronically infected people worldwide. dna vaccines expressing antigenic portions of the virus with adjutants have recently been developed as a novel vaccination technology. objectives: in the present study, a dna vaccine expressing hcv core protein was developed with il12 as a genetic a...

normal 0 false false false en-us x-none ar-sa background: from the thousands of years, metal compounds have been used in medicine for treatment of various diseases including various types of cancers. ruthenium was seen as a promising metal due to its similar kinetics to platinum and its lower toxicity. therefore, we aimed to evaluate the newer mononuclear ruthenium (ii) compounds for antinocice...