azygos

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Related to azygos: azygos fissure, azygos lobe

azygos

[az´ĭ-gos]

any unpaired part, as the azygos vein.

azygos vein a vein beginning in the abdomen as a continuation of the ascending lumbar vein; it and its tributaries serve as vessels for the return of blood from the thorax to the superior vena cava. The azygos vein also serves as a connecting link, through the ascending lumbar vein, between the venae cavae returning blood from above and below the heart. See anatomic Table of Veins in the Appendices.

az·y·gos

(az'ī-gos),

1. An unpaired (azygous) anatomic structure.

2. Synonym(s): azygos vein

[G. a- priv. + zygon, a yoke]

Farlex Partner Medical Dictionary © Farlex 2012

azygos

(ā-zī′gəs) Anatomy

adj. also azygous (-gəs)

Not one of a pair, as a vein or muscle; occurring singly.

An unpaired anatomical structure.

az·y·gos

(az'i-gŏs)

1. An unpaired (azygous) anatomic structure.

2. Synonym(s): azygos vein.

[G. a- priv. + zygon, a yoke]

Medical Dictionary for the Health Professions and Nursing © Farlex 2012

References in periodicals archive ?

Where Azygos vein was preserved, and oesophageal anastomosis was done lateral to the vein.

A COMPARATIVE STUDY BETWEEN SURGICAL OUTCOMES IN OESOPHAGEAL ATRESIA WITH DISTAL TRACHEO-OESOPHAGEAL FISTULA REPAIR WITH LIGATED AND PRESERVED AZYGOS VEIN

The presence of the azygos artery or a fenestration variant of the anterior cerebral artery or anterior communicating artery have been associated with the presence of aneurysms due to the turbulent flow created by defects in the tunica media in the proximal and distal region of the fenestrated segment (Boleaga-Duran et al.; Dimmick & Faulder).

Anatomical Variants of Anterior Cerebral Arterial Circle. A Study by Multidetector Computerized 3D Tomographic Angiography/Variantes Anatomicas de la Region Anterior del Circulo Arterial Cerebral. Estudio por Angiotomografia Computarizada 3D

Lawton, "Nonsaccular aneurysms of the azygos anterior cerebral artery," Neurosurgical Focus, vol.

Thrombosis of the Azygos Anterior Cerebral Artery

Hemangioma of the azygos venous arch is an extremely rare incident [1].

Thoracoscopic Resection of a Rare Case of Hemangioma of the Azygos Venous Arch

The supercardinal system forms the azygos and hemiazygos veins.

Vena cava hypoplasia VTE

Hironaka, "Giant aneurysm of the azygos anterior cerebral artery," Neurologia Medico-Chirurgica, vol.

Anatomical variations of the circulus arteriosus in cadaveric human brains

Other findings include reflux of contrast material into the azygos vein and inferior vena cava, deformation and compression of cardiac chambers and other intrapericardial structures, and bulging of the interventricular septum [34].

Multidetector computer tomography: evaluation of blunt chest trauma in adults

Title: Vena Cava, Abnormalities, Azygos Vein, Congenital.

Ausencia congenita de la vena cava inferior en el segmento hepatico: reporte de caso

The Stanford classification divides stenoses into four types, with type III being complete obstruction with reverse circulation in the azygos vein.

CPD questionnaire

However, magnetic resonance angiography (MRA) showed that the internal carotid arteries did not follow a typical cavernous course, but rather they ascended to the midline at the level of a hypoplastic sella turcica, where they fused with a short-segment azygos anterior cerebral trunk (figure 3).

Airway management in an infant with alobar holoprosencephaly and cebocephaly associated with maternal diabetes mellitus

In the thoracic region, the supracardinal veins give rise to the azygos and hemiazygos veins.

Failed percutaneous mitral commisurotomy due to congenital anomaly of inferior vena cava

The most common and characteristic inferior vena cava (IVC) anomaly is interruption of the infrahepatic portion of the IVC with azygos continuation (Figure 9).

Splenic anomalies of shape, size, and location: pictorial essay

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