نتایج جستجو برای: anomalous origins

تعداد نتایج: 80417  

2017
Douglas Almond Janet Currie Valentina Duque

That prenatal events can have life-long consequences is now well established. Nevertheless, research on the Fetal Origins Hypothesis is flourishing and has expanded to include the early childhood (postnatal) environment. Why does this literature have a “second act?” We summarize the major themes and contributions driving the empirical literature since our 2011 reviews, and try to interpret the ...

2001
JOHN D. ROBERTS

The native anomalous phasing method will have greatest application to cases where poor occupancy or multiple substitution occurs, making direct interpretation of isomorphous difference Pattersons difficult. Alternatively, this method may be useful for locating relative origins for the binding sites from several derivatives in unfavorable space groups, such as P1. The major reasons for the succe...

Introduction: Coronary artery anomalies are rare clinical entities reported in 0.6% to 5.6% of diagnostic coronary angiographies. Anomalous origins of coronary arteries from distal segments are rarely reported. Presented herein is a coronary anomaly in which the circumflex artery (CX) originated as a continuation of the posterolateral branch of the right coronary artery (RCA) w...

Journal: :Journal of Cardiothoracic Surgery 2009
Ali H Eid Ziad Itani Mohammad Al-Tannir Said Sayegh Ali Samaha

BACKGROUND Most coronary artery anomalies are congenital in origin. This study angiographically determined the prevalence of different forms of anomalous aortic origins of coronary anomalies and their anatomic variation in a selected adult Lebanese population. Correlation between these anomalies and stenotic coronary atherosclerotic disease was also investigated. METHODS 4650 coronary angiogr...

1996
R D Mckeown W K Kellogg

The strange magnetic moment of the nucleon (µ s) is examined as part of the nucleon's isoscalar anomalous moment. The dominant up and down quark effects in the anomalous moment may actually tend to favor µ s > 0, which is contrary to the negative values that generally result from model calculations. The possible origins of this apparent discrepancy are considered. Several years ago, Kaplan and ...

2012
Donghan Kim Myung Ho Jeong Ki Hong Lee Min Goo Lee Keun-Ho Park Doo Sun Sim Nam Sik Yoon Hyun Ju Yoon Kye Hun Kim Young Joon Hong Ju Han Kim Youngkeun Ahn Jeong Gwan Cho Jong Chun Park Jung Chaee Kang

One of the single anomalous origins of coronary artery that has rarely been reported is a congenital anomaly of coronary circulation that occurs in the left coronary artery originating from the right coronary sinus of valsalva. We report a 49-year-old male patient with non-ST segment elevated myocardial infarction that was identified to have an anomalous origin of the left coronary artery from ...

2017
Gurami Tsitsiashvili

V. V. Uchaikin suggested a mathematical model of an anomalous diffusion in a space. These model origins in an investigation of processes in complex systems with variable structure: glasses, liquid crystals, biopolymers, proteins and a turbulence in a plasma. Here a coordinate of diffusing particle has stable distribution and so its density satisfies diffusion equation with partial derivatives. ...

Journal: :British heart journal 1970
P V Agius A Rushworth N Connolly

Aorto-pulmonary septal defects and anomalous origins of left coronary artery from pulmonary artery are briefly discussed. The difficulties of diagnosis and surgical correction are put forward in a situation when the left coronary artery arises from a site of high pressure and saturation, such as the pulmonary artery in the presence of an aorto-pulmonary septal defect, as in the case described.

Journal: :AJNR. American journal of neuroradiology 2002
Sait Albayram Philippe Gailloud Bruce A Wasserman

A case of bilateral anomalous origins of the vertebral arteries (VAs) is reported. Both VAs arose directly from the aortic arch between the left common carotid artery and the left subclavian artery. The possible embryologic mechanism and clinical importance of this previously unreported variant are reviewed.

Journal: :Journal of the American College of Cardiology 1991
M C Territo M H Rosove

important risk is infective etdocarditis, whereas beginning in the 3rd decade, heart failure is the major complication in patients with a sizable left to right shunt . Adult survival with a nonrestrictive patent ductus artenosus is more likely to occur with suprasystemic pulmonary vascular resistance and reversed shunt . Anomalous course of coronary arteries . Widespread use of coronary arterio...

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