An ad hoc term for a part of the supraglottis which is not commonly regarded as a separate anatomic region.
…except in France (why are we not surprised?). Per gallic anatomistes, le epilarynxet compris de le suprahyoid epiglottis, les replis aryépiglottiques et les arytenoides…je croix. French tete-et-neck-istes believe “epilarynxpatients” are much heavier drinkers than larynx patients.It is thought that narrowing the epilarynxarea facilitates phonation by decreasing phonation threshold pressure, presumably through impedance matching of the glottal source and vocal tract.The post treatment 5-year survival for vestibule, epilarynx, and pharynx SCC, is 43%, 27%, and 13%, respectively.
References Head Neck. 1995 Sep-Oct;17(5):377-81