Results 21 to 30 of about 1,475,259 (262)

Occlusion of the right subclavian artery after insertion of a transesophageal echocardiography probe in an adult with a vascular ring -A case report- [PDF]

open access: yesKorean Journal of Anesthesiology, 2010
Intraoperative transesophageal echocardiography (TEE) has become an important monitoring device for patients undergoing cardiac or noncardiac surgery.
Sung Yong Park   +5 more
doaj   +1 more source

Fetal double aortic arch: prenatal sonographic and postnatal computed tomography angiography features, associated abnormalities and clinical outcomes

open access: yesBMC Pregnancy and Childbirth, 2020
Background Fetal double aortic arch (DAA) malformation is a rare congenital heart disease with few reported cases in the literature. We aimed to investigate the characteristics of prenatal ultrasound and postnatal computed tomography angiography (CTA) of
Qiao Guo   +11 more
doaj   +1 more source

Congenital vascular rings as a cause of respiratory and esophageal problems in children

open access: yesСучасна педіатрія: Україна, 2023
Congenital anomalies of the aortic arch include a wide range of anatomic pathologies, which may be completely asymptomatic or accompanied by severe respiratory and/or esophageal symptoms, especially in the case of complete vascular rings (VR). Purpose
O.O. Zborovska   +4 more
doaj   +1 more source

A case report of prenatal diagnostics and surgical correction of pulmonary agenesis associated with total anomalous pulmonary venous connection and vascular ring

open access: yesRomanian Journal of Cardiology, 2023
Pulmonary agenesis is a rare malformation associated with congenital heart disease and may lead to a life-threatening condition and death without pre-planned surgical and medical support.
Delikatnyi Maksym   +5 more
doaj   +1 more source

Identifying Low-Frequency Tree-Ring Variation

open access: yes, 1991
I propose an approach to provide 95% confidence intervals for a chronology of low-frequency tree-ring variation so that a level of significance or importance for trends can be inferred.
Sheppard, Paul R.
core   +4 more sources

Revised Computer Programs for Tree-Ring Research

open access: yes, 1979
Three computer programs that are basic to the processing and development of tree -ring chronologies are now available. They were designed to refine and replace older programs that were previously furnished by the laboratory.
Graybill, Donald A.
core   +5 more sources

Aortic Arch Anomalies and Pulmonary Artery Anomalies : Echocardiographic Evaluation

open access: yesJournal of the Indian Academy of Echocardiography & Cardiovascular Imaging, 2020
Congenital variants and anomalies of the aortic arch are important to recognize as they may be associated with vascular rings, congenital heart disease, and chromosomal abnormalities, and can have important implications for prognosis and management.
Prashant Mahawar
doaj   +1 more source

Tree-Ring Skeleton Plotting by Computer

open access: yes, 1979
Skeleton plotting is an established manual technique for representing the relative narrowness of tree rings in a single radius. These plots can be used as a visual aid to crossdating.
Cropper, John Philip
core   +4 more sources

Management of double aortic arch in children

open access: yesIranian Journal of Pediatric Surgery, 2016
Introduction: Double aortic arch (DAA) is a rare congenital malformation. Strategies for diagnosis and treatment are different. Reports of thoracoscopic treatment of DAA are rare.
Samia Belhassen   +8 more
doaj   +1 more source

Prenatal Diagnosis of Chromosome 22q11.21 Microduplication Syndrome in a Fetus with Congenital Malformation of the Cardiovascular System: Case Report

open access: yesУкраїнський журнал серцево-судинної хірургії, 2022
A clinical case of microduplication of chromosome 22q11.21 in a fetus with a malformation of the cardiovascular system (vascular ring) is presented.
Vira O. Galagan   +2 more
doaj   +1 more source

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