base of tongue

root of tongue

[TA]
the posterior attached portion of the tongue.
Synonym(s): radix linguae [TA], base of tongue

base of tongue

The portion of the tongue directed posteriorly and superiorly, which lies behind the sulcus terminalis and attaches into the hyoid bone.
 
Surgical anatomy
An area defined by the American Joint Committee on Cancer as extending from the line of the circumvallate papillae to the junction of the base of the epiglottis (valleculae), including the pharyngoepiglottis and glossoepiglottic folds.

base of tongue

Surgical anatomy An area defined by the Am Joint Committee on Cancer, as extending from the line of the circumvallate papillae to the junction of the base of the epiglottis–valleculae, including the pharyngoepiglottis and glossoepiglottic folds See Oropharynx, Oropharynx proper.

root of tongue

(rūt tŭng) [TA]
Posterior attached portion of tongue.
Synonym(s): base of tongue.
References in periodicals archive ?
During the past decades, studies from the United States, Finland, Sweden, the Netherlands, the United Kingdom, and Scotland showed an increase in the incidence of OSCC, tonsillar cancer, and base of tongue cancer (31-36).
In the United States, between 1973 and 2001, the incidence of oral (mobile) tongue, base of tongue, and palatine tonsil squamous cell carcinoma increased significantly in patients between 20 and 44 years of age (annual percentage changes of +2.
Requirements to be considered for the study include previously diagnosed obstructive sleep apnea with an apnea-hypopnea index (AHI) of between 15 and 50, and inability to continue using CPAP (continuous positive airway pressure), and airway obstruction primarily at the base of tongue.
UPPP is an invasive procedure that typically requires general anesthesia and an overnight hospital stay and it does not address obstructions at the base of tongue.
Ablation of advanced tongue or base of tongue cancer and reconstruction with free flap: Functional outcomes.
While the majority of all head and neck cancers are linked to tobacco and alcohol use, over half of tonsil and base of tongue cancers are linked to HPV.
Liposarcoma of the base of tongue and tonsillar fossa: A possibly underdiagnosed neoplasm.
Shrinkage of submucosal tissue can be applied to structures such as tonsils and base of tongue to provide relief of upper airway obstructions.
The mild stimulation is intended to restore tone during sleep to the muscles that control the base of tongue, preventing the tongue from collapsing and obstructing the airway during sleep.
Surgical treatment of squamous cell carcinoma of the base of tongue.
The Somnoplasty System treats sleep apnea by shrinking soft tissue in the upper airway including the base of tongue, the source of obstruction that is most difficult to treat.
Primary site was base of tongue in 15 patients, tonsil in 6 patients, and glossopharyngeal sulcus in one patient.