Effects of Age-Dependent Hormonal Changes and Estrogen Supplementation on Voice in Girls with Anorexia Nervosa-Preliminary Report.

Introduction: Human development includes lots of physical and emotional changes. The human voice depends on age. Voice production is a complex physiological and acoustic phenomenon that depends on many factors such as structure, hormone level, degree of fatigue or nutrition and hydration of the body, systemic diseases, and emotional state.

Acoustics Features of Voice in Adolescent Females With Anorexia Nervosa.

Introduction: The process of human voice production is a complex physiological and acoustic phenomenon that depends on many structural, physical, and hormonal factors, systemic diseases as well as emotional states. All these factors can be present in eating disorders. However, studies on eating disorders and voice problems have usually been evaluated in terms of bulimia.

Voice improvement in patients with recurrent respiratory papillomatosis after combined treatment with cidofovir and CO laser surgery.

Mechanical debulking of laryngeal papillomas is associated with voice disorders due to impairment of the vocal fold's mucosa. Intraepithelial injection of cidofovir reduces damage to the laryngeal structures and thus improves vocal parameters. The aim of our study was to compare vocal quality before and after cidofovir and CO laser treatment by means of objective phoniatric parameters and to obtain evidence concerning voice outcomes.