| atrial-well technique | An obsolete semi-closed surgical technique for repairing atrial septal defects and other cardiac abnormalities. (05 Mar 2000) |
|---|---|
| atrichia | Absence of hair, congenital or acquired. Synonym: atrichosis. Origin: G. A-priv. + thrix (trich-), hair (05 Mar 2000) |
| atrichosis | Absence of hair, congenital or acquired. Synonym: atrichosis. Origin: G. A-priv. + thrix (trich-), hair (05 Mar 2000) |
| atrichous | Without hair. (05 Mar 2000) |
| atrio- | The atrium; atrial. Origin: L. Atrium, an entrance hall (05 Mar 2000) |
| atrioactivase | <enzyme> Selectively cleaves the arg(98)-ser(99) peptide bond in pro-atrial natriuretic factor during or just after the process of secretion from the heart atrium Registry number: EC 3.4.21.- (26 Jun 1999) |
| atriocarotid interval | An obsolete term for the time between the beginning of the atrial and that of the carotid waves in a tracing of the jugular pulse. (05 Mar 2000) |
| atriomegaly | Enlargement of the atrium. Origin: atrio-+ G. Megas, great (05 Mar 2000) |
| atrionector | Synonym: sinuatrial node. Origin: atrio-+ L. Necto, to join (05 Mar 2000) |
| atriopeptin | Synonym: atrial natriuretic peptide. Origin: atrio-+ peptide + suffix -in, material (05 Mar 2000) |
| atrioseptoplasty | Surgical repair of an atrial septal defect. Origin: atrio-+ L. Septum, partition, + G. Plastos, formed (05 Mar 2000) |
| atrioseptostomy | Establishment of a communication between the two atria of the heart. Origin: atrio-+ L. Septum, partition, + G. Stoma, mouth Balloon atrioseptostomy, tearing or enlarging the foramen ovale by pulling a balloon-bearing catheter across the atrial septum for the purpose of augmenting interatrial mixing of blood in the treatment of cyanotic congenital heart disease. (05 Mar 2000) |
| atriosystolic murmur | A murmur heard at the end of ventricular diastole (during atrial systole if in sinus rhythm), usually due to obstruction at one of the atrioventricular orifices. Synonym: atriosystolic murmur, late diastolic murmur. (05 Mar 2000) |
| atriotomy | Surgical opening of an atrium. Origin: atrio-+ G. Tome, incision (05 Mar 2000) |
| atrioventricular | <anatomy, cardiology> Pertaining to an atrium of the heart and to a ventricle. (16 Dec 1997) |