نتایج جستجو برای: مدل LSV

تعداد نتایج: 120328  

2016
Chaw-Liang Chang

Lenticulostriate vasculopathy (LSV) is a common finding on routine cranial ultrasound examinations. However, the clinical meaning of LSV remains unclear, more than 3 decades after the first LSV was reported. This review examined the literature in an attempt to clarify the clinical significance of LSV and provide practical guidelines for daily practice. LSV has been linked to various etiologies ...

Journal: :American journal of perinatology 2017
Jennifer Frankovich Maximillian Egan Talia Mahony William Benitz Gary Shaw

Objective Lenticulostriate vasculopathy (LSV) is characterized by linear hyperechogenicities in the basal ganglia found on the head ultrasounds of infants. We reviewed electronic health records of infants with and without LSV to investigate whether physician dictations indicated symptoms which could reflect subtle basal ganglia injury. Study Design In a case-control study, we analyzed data from...

Journal: :Collegium antropologicum 2011
Vlasta Duranović Goran Krakar Vlatka Mejaski-Bosnjak Lucija Lujić Tomislav Gojmerac Borut Marn

Lenticulostriate vasculopathy (LSV) is an ultrasound (US) visible lesion of the brain, which appears as echogenic streaks or spots in the arteries of thalamus and basal ganglia. LSV has varied etiology. Transfontanelar Color Doppler (TFCD) can easily display lenticulostriatal blood flow and assess: stage I LSV with present flow within echogenic changes and stage II LSV in which the flow disappe...

Journal: :Archives of disease in childhood. Fetal and neonatal edition 2003
I R Makhoul I Eisenstein P Sujov M Soudack T Smolkin A Tamir M Epelman

BACKGROUND Lenticulostriate vasculopathy (LSV) is sometimes detected on routine brain ultrasonography in neonates, and is often associated with various perinatal and neonatal abnormalities. However, most reports on LSV are retrospective with no controls. OBJECTIVES To compare the perinatal and neonatal clinical characteristics of neonates with LSV with matched controls and to summarise all pu...

Journal: :Archives of ophthalmology 2010
Petros E Carvounis Jed Poll Mitch P Weikert Kirk Wilhelmus Rohit R Lakhanpal Eric R Holz

OBJECTIVE To evaluate the refractive outcomes of 3-port lens-sparing vitrectomy (LSV) for subtotal retinal detachments owing to retinopathy of prematurity. METHODS The study included 9 infants who had undergone complete ablative laser treatment for threshold retinopathy of prematurity in both eyes, subsequently developed stage 4A retinal detachment in 1 eye for which they underwent LSV, and m...

ژورنال: :پژوهشهای حسابداری مالی وحسابرسی 2011
جلیل خدا پرست شیرازی محمد سیرانی سمیه ابوالفتحی

یکی از مفروضات کارایی بازار سرمایه این است که سرمایه گذاران به طور منطقی عمل می کنند، ولی شواهدی وجود دارد که حاکی از عکس العمل غیر منطقی سرمایه گذاران است. از آن جایی که می توان فرض کرد بورس اوراق بهادار تهران از کارایی لازم برخودار نیست، بنابراین شناخت بیشتر تورش های رفتاری معامله گران به حفظ تعادل بازار و کاهش شکنندگی سیستم های مالی کمک خواهد کرد. از جمله استثناهای رفتاری سرمایه گذاران در با...

Journal: :Transactions of the American Ophthalmological Society 2009
Eric R Holz

PURPOSE To study the refractive outcomes of 3-port lens-sparing vitrectomy (LSV) for subtotal retinal detachments due to retinopathy of prematurity (ROP). Lens-sparing vitrectomy may provide superior refractive outcomes by limiting induced myopia of prematurity. METHODS This is a retrospective, consecutive, nonrandomized, comparative (paired eye) study. Entrance criteria were previous complet...

Journal: :Circulation 1984
A Kitabatake M Inoue M Asao H Ito T Masuyama J Tanouchi T Morita M Hori H Yoshima K Ohnishi

The ratio of pulmonary to systemic flow (Qp/Qs) was noninvasively evaluated by duplex Doppler echocardiography in 22 patients with atrial septal defects (ASDs). Right and left ventricular stroke volumes (RSV, LSV) were determined from the recordings of ejection blood flow velocity and diameter at the level of the pulmonary and aortic orifices in each ventricular outflow tract. The ratio RSV/LSV...

2005
Hiroshi Tada

Idiopathic outflow tract arrhythmias (ventricular tachycardias or symptomatic premature ventricular contractions; OT-VT/PVCs) can originate from the left ventricular (LV) epicardium (Epi-VT/PVCs), and radiofrequency (RF) energy applications from the aortic sinus of Valsalva can eliminate Epi-VT/PVCs in selected patients. Among the various ECG findings, the R-wave duration index and R/S amplitud...

2016
Alptug Atila Bilal Yilmaz Yucel Kadioglu

This paper describes two rapid, sensitive and specific methods for the determination of fulvestrant in pharmaceutical preparations by high performance liquid chromatography (HPLC) and linear sweep voltammetry (LSV). HPLC method was used to study the degradation behaviour. Fulvestrant was subjected to degradation under the conditions of hydrolysis (acid and alkali), oxidation (30% H2O2). The lin...

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