[Basicervical ectopic goiter associated with a eutopic thyroid gland: a case report].

Thyroid gland is an endocrine gland playing a major role in energy and phosphocalcic metabolism, among others. It commonly occurs in the anterior cervical and pretracheal region. Ectopic thyroid is quite rare.

The role of human papillomavirus in head and neck cancer in Senegal.

Background: Exploring the presence and role of human papillomavirus (HPV) in head and neck cancer (HNC) is a necessary step to evaluate the potential impact of HPV prophylactic vaccines.

Objective: To assess the prevalence and oncogenic role of HPV in HNC in Senegal.

Methods: This is a multicenter cross-sectional study.