Service of Surgery B;
CHU Point G;
Bamako;
Mali;
Laboratory of Anatomy of the Faculty of Medicine and Odontostomatology;
Bamako;
Mali;
ENT and Head and Neck Surgery Department;
CHU Mother-Child“Luxembourg”;
Bamako;
Mali;
Service of Neurology;
CHU Gabriel Toure;
Bamak;
Mali;
External Laryngeal Nerve; Superior Thyroid Artery; Anatomy; Thyroid Gland; Surgery;