Zisis Athanasios is an Otolaryngologist with a private practice in Kallithea. He is a graduate of the Medical School of Aristotle University of Thessaloniki. He is a collaborator of ORL ATHENS CLINIC. He has also served as a scientific associate at the Voice Clinic of the 1st ENT Department of the University of Athens at the General Hospital of Athens "Hippokration." With specialization in phoniatrics, Dr. Zisis Athanasios is an expert in managing voice disorders in professional voice users (singers, actors). He can provide valuable advice and recommend specific exercises aimed at achieving particular vocal goals, while also having the capability to perform endoscopic evaluations as needed to monitor improvements in vocal health or regression of the respective pathology. Additionally, he performs a range of surgeries, including phonosurgery, nasal, neck, and ear surgeries. He has extensive experience in the diagnostic and therapeutic management of the full spectrum of otolaryngology, such as endoscopic nasal examinations and audiological assessments, vertigo investigation, diagnosis of laryngeal diseases, and ENT conditions in children aged 5 years and older.