trigone


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Related to trigone: Hypoglossal trigone, Vagal trigone

trigone

[′trī‚gōn]
(anatomy)
A triangular area inside the bladder limited by the openings of the ureters and urethra.
(botany)
A thickening of plant cell walls formed when three or more cells adjoin.
References in periodicals archive ?
Composite mandibular resection for squamous cell carcinoma of the retromolar trigone, posterior floor of mouth, and later oral tongue.
Interestingly, in the vast majority of the cases, the bladder trigone is viable.
This branch seems to be involved in the innervation of the retromolar trigone mucosa, third molar, part of the buccal mucosa, and fibres of the buccinator and temporalis muscles (Kodera & Hashimoto; Bilecenoglu & Tuncer, 2006).
Posterior disconnection of the hippocampus is achieved by cutting the posterior column of the fornix at the level of the ventricular trigone (21,22).
On the neck computed tomography (CT) scan, it showed a tumour in situ, confirmed as a squamous cell carcinoma in situ on cytology, on the right mandible, extending to the floor of mouth and the retromolar trigone. Erosive bone changes could be seen throughout the adjacent mandible.
La situation anatomique de la vessie en est la cause, car les faces anterieure et laterale et le trigone sont proteges par la trame musculo-osseuse du pelvis; alors que le dome et le bas-fond sont (a vessie pleine) intraperitoneaux.
Although maxillary defects are ideal due to their location, the buccal fat pad can also be applied to defects in anatomical sites like retromolar trigone and palate.2,6
In the closure of urogenital fistula, where the fistula involves the ureters or trigone, the vaginal route is preferred.
[sup][3] There are some reports showing that inguinal hernia of the bladder cause torsion of the trigone, besides, inguinal hernia cause obstruction of urethra.
Comprehensive evaluation of the entire bladder lumen including the trigone and ureters is performed with a simple 360-degree rotation of the scope, with minimal manipulation, compared with the traditional in-and-out technique used to circumferentially view sections of the bladder surface.
We found that patients with tumor location in neck or trigone of the bladder had a worse progression and TSS rate.
He was diagnosed with hydrocephalus with trigone of the lateral ventricle, or an abnormal condition where fluid accumulates in the back part of his brain.