septum

(redirected from Atrial septum)
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Related to Atrial septum: interatrial septum, Ventricular septum
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Words related to septum

(anatomy) a dividing partition between two tissues or cavities

a partition or wall especially in an ovary

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References in periodicals archive ?
12,13] Aortic regurgitation has been found in association with atrial myxomas where the tumour pedicle is attached to the atrial septum close to the aortic root.
To correct the intact atrial septum, Ian underwent an innovative non-surgical procedure -- this being one of only a handful performed in the United States.
In several respects, however, common atrium differs from atrioventricular septal defect limited to the lowermost portion of the atrial septum.
Transesophageal echocardiography disclosed a 2 x 2-cm mass attached to the left atrial aspect of the atrial septum, and surgical excision was planned.
A patent foramen ovale is a flap-like opening in the atrial septum that fails to close after birth in approximately 25%-30% of the population.
Specifically, the defect is an incomplete closure of the atrial septum that results in the creation of a flap or a valve-like opening in the atrial septal wall.
Additionally, the wall of the superior vena cava as it entered the right atrium and portions of the right atrial wall and atrial septum were infiltrated by similar lesions, which histologically were noncaseating giant-cell granulomas (Figure 3).
If these results hold true, we may in the near future have the ability to reduce the risk of stroke by 90% in those PFO patients at greatest risk simply by evaluating this specific morphological feature of their atrial septum.
SoloPath, the first cardiovascular application of Controlled Deployment Technology, allows interventional cardiologists and electrophysiologists a novel percutaneous approach to access the left atrium and pulmonary veins through the atrial septum for the diagnosis and treatment of conditions such as atrial fibrillation.
2D TEE can provide useful information by monitoring transcatheter closure, while 3D TEE enhanced our ability to better define the atrial septum anatomy, the assessment of the true size and morphology of the defect, enabling catheter closure easier.
Because of malalignment of the atrial septum with the inlet ventricular septum, the atrioventricular conduction system is abnormal (2), and up to 75% of patients with congenitally corrected transposition of the great arteries eventually have atrioventricular block ranging from first degree to third degree (1).
Scarlett was born by Caesarian section in Newcastle's Freeman Hospital on July 13 suffering from hypoplastic left heart syndrome with an intact atrial septum - a rare combination which means only half her heart is operating and a transplant is the only option.
For the most recent two patients, physicians were dealing with a rare type of HLHS where the fetus had an intact atrial septum (IAS), a severe congenital cardiac malformation with little possibility of postnatal survival, even with a cardiac intervention performed immediately after birth.
The procedure permanently closes the patent foramen ovale and lowers, if not eliminates, the possibility of paradoxical embolism originating somewhere else in the body and subsequently crossing the atrial septum to the left heart.