Chiari network: A case report and brief overview.
نویسندگان
چکیده
The Chiari network is mobile, net-like structures occasionally seen in right atrium near the opening of inferior vena cava and coronary sinus. This is usually of no clinical significance and is often diagnosed incidentally. However, sometimes it may cause diagnostic confusion with right atrial pathologies, and may favour thromboembolism by causing flow obstruction. It may be associated with infective endocarditis, arrhythmias, and migraine. Sometimes, it acts as a physical barrier during invasive procedures. The Chiari network has also been described to protect from pulmonary embolism by acting as an inferior vena cava filter due to its sieve-like effect at the cavo-atrial junction. Here, the Chiari network has been described in a case of Ebstein anomaly of tricuspid valve which produced diagnostic confusion during echocardiography. A brief overview has also been presented.
منابع مشابه
Arnold-Chiari Type II Malformation: A Case Report and Review of Prenatal Sonographic Findings
The Arnold-Chiari malformation is a congenital abnormality of CNS, characterized by downward displacement the parts of the cerebellum, fourth ventricle, pons and medulla oblongata into the spinal canal. This malformation is one of causative factor of death in neonates and infants. A thorough understanding of the direct and indirect sonographic findings is necessary for diagnosis of Chiari II ma...
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Chiari networks are present in the right atrium in a minority of the population and are usually of no clinical significance. On the other hand it may associate some pathological changes, as patent foramen ovale, intraatrial thrombus or atrial arrhythmias. We present the case of an asymptomatic young woman diagnosed with Chiari network during a routine echocardiography.
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ورودعنوان ژورنال:
- Journal of the Saudi Heart Association
دوره 25 3 شماره
صفحات -
تاریخ انتشار 2013