anterior commissure


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Related to anterior commissure: Posterior commissure, Hippocampal commissure

anterior commissure

[an′tir·ē·ər ′käm·ə·shu̇r]
(neuroscience)
A bundle of nerve fibers that cross the midline of the brain in front of the third ventricle and serve to connect parts of the cerebral hemispheres.
References in periodicals archive ?
24, 25): both have transverse outline, rectimarginate anterior commissure, and equal size of shell.
pyron has clearly uniplicate anterior commissure, while the commissure in E.
In addition to the cornulitid encrustation, two specimens of Altaethyrella zhejiangensis have Oichnus borings penetrating the pedicle valves at 90 degrees close to the anterior commissure (Fig.
The anatomy of the anterior commissure (AC) and its impact as a tumor barrier have been the subjects of several investigations and are still subjects of controversy.
Videostroboscopy detected a large hemorrhage of the right true vocal fold that extended from the anterior commissure to the vocal process of the arytenoids (figure, A).
Suspension laryngoscopy showed that the polypoid lesion had arisen from the right true vocal fold and anterior commissure.
These characteristics allow for the aggressive treatment of lesions, including those involving the anterior commissure.
In the patient with the T1b tumor, we used hyoid bone to reconstract the anterior commissure alter an extended resection.
A Dedo anterior commissure laryngoscope was introduced into the patient's oral cavity and advanced into the larynx under direct visualization.
This term is rather self-descriptive, and it refers to edema of the undersurface of the vocal fold that extends from the anterior commissure to the posterior larynx and creates the appearance of a groove or sulcus.
On laryngoscopy, they are found to have normal anterior commissures and posterior larynges in addition to focal interarytenoid scarring.

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