adventitia

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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 ?
Human vascular adventitial fibroblasts contain mesenchymal stem/ progenitor cells.
The Mercator Bullfrog Micro-Infusion Device is a US FDA 510(k)-cleared and CE-Marked system that infuses therapeutic and diagnostic agents directly, non-systemically, and safely through blood vessel walls into adventitial tissues.
In Treatment of Popliteal Artery Cystic Adventitial Disease, Primary Bypass Graft Not Always First Choice: Two Case Reports and a Review of the Literature.
Those are a luminal boundary (LB) and an adventitial boundary (AB) shown in Fig.
There was slight medial thickening and adventitial fibrosis (Figure 2A-B).
Therefore, continuing along the lines these same authors followed, the partially thrombosed giant aneurysms present intramural rather than intraluminal thrombi, in addition to neovascularization of the adventitial layer and some inflammatory activity.
Proximal ureter parts have rather thin walls with good differentiated membranes of mucosa, muscular and two layers--internal longitudinal, external circular and adventitial tissues (Figure 3).
Liver and pancreas were excised, cleaned of gross adventitial tissue, blotted dry and processed for biochemical measurements (CAT, SOD, GSH and MDA).
The wall of a cyst in the muscle is formed by three layers: the inner germina, intermediate and outer granulomatous adventitial layer.
Adventitial cystic disease (ACD) of the arteries is rare accounting for 0.
1) Relatively few cases have come to autopsy, but in those where histological examination of the cerebral vasculature was possible, there was fragmentation of the internal elastic lamina with medial and adventitial fibrosis.