adventitia

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Related to adventitial: adventitious sounds, adventitial placentation

adventitia

[‚ad·ven′tish·ə]
(anatomy)
The external, connective-tissue covering of an organ or blood vessel. Also known as tunica adventitia.
References in periodicals archive ?
Imaging characteristics of cystic adventitial disease of the peripheral arteries: presentation as soft-tissue masses.
Involvement of upper extremity vessels by adventitial cystic disease is extremely rare, including a few case reports of occurrence in the radial artery.
eNOS Deficiency Exacerbated CAL-Induced Arterial Remodeling: Neointimal Formation and Adventitial Proliferation
CCA adventitial diameter in the late perimenopausal and postmenopausal women were significantly larger overall, compared with those in pre- or early perimenopause (6.
They speculated that coronary vasospasm induced by the adventitial inflammation could be a cause for death in these patients.
In case of less than total replacement of the aorta in chronic dissection, the intimal layer must be resected from the distal aortic cuff and the anastomosis done to the distal adventitial layer in order to avoid revascularization of organs supplied chronically from the false lumen.
The circumferential (radial) margin represents the adventitial soft tissue margin closest to the deepest penetration of tumor and is created surgically by blunt or sharp dissection of the retroperitoneal or subperitoneal aspect, respectively.
It is important to recognize that the RA is followed in its course by two small concomitant veins and discrete amount of areolar and fat tissue, enveloped in delicate adventitial compartment ("the pedicle").
The subepithelium was designated as the connective tissue immediately surrounding each individual airway, including muscular layer and adventitial connective tissue.
Adventitial infiltrates associated with advanced atherosclerotic plaques: structural organization suggests generation of local humoral immune responses.
This adventitial delivery approach localizes the effect of the gene and minimizes the possibility of systemic distribution.
The adventitial dermis typically is spared in sclerosing blue nevus, as opposed to its involvement by DMM.