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Transatrial approach for total tetralogy of Fallot TOF correction: analysis of 24 cases.
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Background: Tetralogy of Fallot TOF is the most common cause of congenital cyanotic heart disease. It is the most common congenital lesion that is likely to result in survival to adulthood and encountered in adult after repair. Tetralogy of Fallot comprises around 7.5 % of all congenital heart diseases in Iraq.
Objective: The aim of this study is to analyse the transatrial strategy for total correction of tetralogy of Fallot TOF.
Methods: Cross-sectional study was done during the period between 2012-2014 for twenty-four patients that admitted to Ibn Al-Bitar hospital in Baghdad with amenable TOF pathology for transatrial repair.
Results: Twenty-four patients, 16 were males and 8 were females. Ages ranged from 2-31 years. There was no early or late postoperative mortality in this review for follow-up period ranged from 6 – 24 months. The early and late postoperative echocardiography data in regard to pulmonary and tricuspid regurgitation and right ventricle RV function were delineated. Normal pulmonary valve (62.5%, 58.3%), mild pulmonary regurgitation (29.2%, 37.5%), moderate pulmonary regurgitation (8.3%, 4.2%). Normal tricuspid valve (75%, 70.8%), mild tricuspid regurgitation (20.8%, 20.8%), moderate tricuspid regurgitation (4.2%, 8.3%) respectively. No severe pulmonary or tricuspid regurgitation was reported. Postoperative RV function was normal in (87.5%, 83.3%), mild RV dysfunction in (8.3%, 12.5%), moderate RV dysfunction in (4.2%, 4.2%) respectively. No severe RV dysfunction was reported. The mean RVOT pressure gradient was 36.8 mmHg. This gradient decreased on follow-up echocardiography, mean 24.5 mmHg. P values were less than 0.05%.
Conclusion: The transatrial approach is a feasible technique for total repair of TOF in adequate pulmonary annulus size with satisfactory late postoperative echocardiography performance.

الخلفية:ان رباعية فالوت هي اكثر اسباب مرض ازرقاق الدم الولادي شيوعآ. وهو اكثر تشوهات القلب الخلقية التي تستمر في الحياة الى البلوغ، وتصادف عند البالغين بعد عمليات التصليح. ويشكل تشوه رباعية فالوت حوالي ٧.٥٪ من امراض القلب الخلقية في العراق.  

الهدف:ان الهدف من هذه الدراسة هو اجراء تحليل لطريقة عبر الاذين في عملية التصليح الكامل لرباعية فالوت.

الطرائق. هي دراسة مستعرضة تمت للفترة من ٢٠١٢ ولغاية ٢٠١٤. تم دراسة ٢٤ طفل ادخلوا في مستشفى ابن البيطار في بغداد، كان لديهم تشوه يسمح بالتداخل عبر الاذين.

النتائج٢٤ حالة، ١٨ ذكور و ٨ اناث. الاعمار تتراوح من ٢ ـ٣١ سنة. لم تسجل حالة موت بدائية او متقدمة في الدراسة الحالية ولمدة متابعة ٦ الى ٢٤ شهرا. معدل وقت دوران ماكنة القلب الصناعية كان ١٢٧ دقيقة. ومعدل غلق الشريان الابهر كان ١٠٣ دقيقة. ان مشاهدات فحص الامواج الصائتة القلبية مبكرا و متأخرا بعد العملية كان كما يلي، صمام رئوي طبيعي ٦٢.٥٪ و ٥٨.٣٪ ، تهدل الصمام الرئوي البسيط ٢٩.٢٪ و ٣٧.٥٪، تهدل الصمام الرئوي المعتدل ٨.٣٪ و٤.٢٪. صمام ثلاثي طبيعي ٧٥٪ و ٧٠.٨٪، تهدل الصمام الثلاثي البسيط ٢٠.٨٪ و ٢٠.٨٪، تهدل الصمام الثلاثي المعتدل ٤.٢٪ و ٨.٣٪. لاتوجد حالة تهدل صمام رئوي او ثلاثي شديد. كانت فعالية البطين الايمن الطبيعية ٨٧.٥٪ و ٨٣.٣٪، بسيطة الاعتلال ٨.٣٪ و ١٢.٥٪ معتدلة الاعتلال٤.٢٪ و ٤.٢٪، ولم تسجل شديدة الاعتلال. ان معدل نسب فرق الضغط عبر منفذ البطين الايمن كان ٣٦.٨ ملم زئبق. ان هذا الفرق يتضائل مع امتداد الفترة الزمنية، معدل ٢٤.٥ ملم زئبق. قيم معامل p كانت اقل من  ٠.٠٥ ٪.

الاستنتاج: ان طريقة عبر الاذين هي الية ممكنة في الاصلاح الكامل لرباعية فالوت بوجود حجم حلقة رئوية كافي مع اداء مرضي لفحص الامواج الصائتة القلبية المتأخر.

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Publication Date
Fri Apr 01 2016
Journal Name
Journal Of Economics And Administrative Sciences
Financial investment strategies – Conceptual Framework
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The investor needs to a clear strategy for the purpose of access to the financial market, that is, has a plan to increase The share of the profits thinking entrepreneur and new, and highlights the importance of this in that it sets for the investor when it goes to the market, and when it comes out of it, and at what price to buy or sell the stock, and what is the the amount of money it starts. Fortunately, he does not need to invent his own investment strategy, because over the years the development of effective methods of buying and selling, and once you understand how to work these methods investor can choose the most appropriate methods and adapted image that fit his style investment .

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Publication Date
Sun Jun 30 2019
Journal Name
Iraqi Journal Of Chemical And Petroleum Engineering
Enhancing Drilling Parameters in Majnoon Oilfield
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The objective of drilling parameters optimization in Majnoon oilfield is to arrive for a methodology that considers the past drilling data for five directional wells at 35 degree of inclination as a baseline for new wells to be drilled. Also, to predicts drilling performance by selecting the applied drilling parameters generated the highest rate of penetration (ROP) at each section. The focal point of the optimization process is to reduce drilling time and associated cost per each well. The results of this study show that the maximum ROP could not be achieved without sufficient flow rate to cool and clean the bit in clay intervals (36" and 24") hole sections. Although the influence of combination of Weight on Bit (WOB), Round per minute

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Publication Date
Thu Jan 02 2014
Journal Name
Sino Us
“Actual Experience”: Correcting Misconceptions Through Analyzing Harriet Wilson’s Our Nig
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African-American writers during the 19th century wrote in the shadow of the prominent romance, sentimental, and domestic fiction. Harriet Wilson’s Our Nig (1859) reflects an “alternative social character”, for the female protagonist suffers racism in the free North, because she is a mulatto child. Through depicting the life of free blacks, who supposedly lives a better life than Southern slaves, Wilson exposes how she has actually lived and sensed life in antebellum America. According to Raymond Williams (2011), there are two kinds of literary writings. The first represents the general tendency of the age, and he calls it “dominant social character”; representing the majority content of both the public writing and speaking. But, a

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Publication Date
Wed Oct 01 2014
Journal Name
Journal Of Economics And Administrative Sciences
ON DISCRETE WEIBULL DISTRIBUTION
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Most of the Weibull models studied in the literature were appropriate for modelling a continuous random variable which assumes the variable takes on real values over the interval [0,∞]. One of the new studies in statistics is when the variables take on discrete values. The idea was first introduced by Nakagawa and Osaki, as they introduced discrete Weibull distribution with two shape parameters q and β where      0 < q < 1 and b > 0. Weibull models for modelling discrete random variables assume only non-negative integer values. Such models are useful for modelling for example; the number of cycles to failure when components are subjected to cyclical loading. Discrete Weibull models can be obta

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Publication Date
Sun Sep 25 2022
Journal Name
Modern Sport
استعمال تمرينات خاصة وفق جهاز verti max وتأثيرها في تطوير تحمل الخاص للذراع الرامية وانجاز رمي الرمح للاعبيين دون ال 16 سنة
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تكمن أهمية البحث من الاستفادة من تمرينات الخاصة بمساعدة استعمال أي جهاز تدريبي مثل استعمال جهاز (Vertimax) فإِنَّ هذهِ التدريبات تساعد في تطوير التحمل الخاص وفقًا لما يتطور من قدرات بدنية باستعمال هذا الجهاز، ومن هنا برزت مشكلة البحث انه من المهم  للاعب ان يعمل على الروافع الجسم للحصول على اداء افضل في عملية الرمي والحصول على افضل انجاز لهذة الفعالية باستعمال جهاز تدريبي جديد حيث يسلط مقاومات متعددة في ان وا

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Publication Date
Tue Jun 23 2015
Journal Name
Iraqi Journal Of Market Research And Consumer Protection
Preparation Gelatin from Chicken Skin and Study its Functional and sensory Properties.: Preparation Gelatin from Chicken Skin and Study its Functional and sensory Properties.
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This study was carrid out to produce animal gelatin from chicken skin. Gelatin was prepared by the chemical method using HCl 2% and extraction at the temperature degree 70, 80, 90 c° and at the period of time 4, 6, 8 hours, calculated the yield, functional and sensory characteristics were measured at. The result also demonstrated that the produced gelatin have good functional properties in solubility, viscosity, gelling capacity, water absorpation, lipid binding, emulsification. viscosity was higher in gelatin prepared at 70 c° and period of extraction 8 hours and reached 1.0846 cp. Gelatin prepared were featured by highe gelling capacity at 1% for all extraction time periods. The produced gelatin was characterized by good sensory qual

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Publication Date
Sun Jul 09 2023
Journal Name
Journal Of Engineering
Improving IoT Applications Using a Proposed Routing Protocol
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The main objective of this work is to propose a new routing protocol for wireless sensor network employed to serve IoT systems. The routing protocol has to adapt with different requirements in order to enhance the performance of IoT applications. The link quality, node depth and energy are used as metrics to make routing decisions. Comparison with other protocols is essential to show the improvements achieved by this work, thus protocols designed to serve the same purpose such as AODV, REL and LABILE are chosen to compare the proposed routing protocol with. To add integrative and holistic, some of important features are added and tested such as actuating and mobility. These features are greatly required by some of IoT applications and im

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Publication Date
Thu May 28 2020
Journal Name
Iraqi Journal Of Science
Comments on Copula Functions and Their Relationship to Probability Density Functions
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Copulas are very efficient functions in the field of statistics and specially in statistical inference. They are fundamental tools in the study of dependence structures and deriving their properties. These reasons motivated us to examine and show  various types of copula functions and their families. Also, we separately explain each method that is used to construct each copula in detail with different examples. There are various outcomes that show the copulas and their densities with respect to the joint distribution functions. The aim is to make copulas available to new researchers and readers who are interested in the modern phenomenon of statistical inferences.

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Publication Date
Mon May 28 2018
Journal Name
Iraqi Journal Of Science
Climatic Water Balance in AL-Amaid Area/ Muthana Governorate/ Southwest Iraq
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     Ground water is a vital source for agricultural sector and rural communities. The global climate change is expected to change the hydrometeorological processes parameters. The climate considered as part of the southern Iraqi desert general climate with long, extremely hot, and dry summer and short wet period with little rain.  So it is vital to investigate the groundwater quality for irrigation purposes. The meteorological data of Samawa meteorological station for the period 1980-2015 was used to evaluate the climatic conditions for Muthana Governorate. It was found that the averages of annual rainfall was 105.7mm and the everages of evaporation is 3182 mm, while the mean monthly relative humidity % , mean t

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Publication Date
Sun Jun 12 2011
Journal Name
Baghdad Science Journal
Annealing Effect on the phase Transformation in
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This work describes the effect of temperature on the phase transformation of titanium dioxide (TiO2) prepared using metal organic precursors as starting materials. X-ray diffraction (XRD) was used to investigate the structural properties of TiO2 gels calcined at different temperatures (300, 500, 700) ?C. the results showed that the samples have typical peaks of TiO2 polycrystalline brookite nanopowders after calcined at (300 ?C), which confirmed by (111), (121), (200), (012), (131), (220), (040), (231), (132) and (232) diffraction peaks. Also, XRD diffraction spectra showed the presence of crystallites of anatase with low proportion of rutile phase where calcined at (500 ?C), while rutile phase domains at (700 ?C). The crystallite size of

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