Completed Surgeon-performed Outpatient Transoral and Transcervical Ultrasound of the Oropharynx NCT05696314 Conditions Base of Tongue Carcinoma, Base of the Tongue Tumor, Head and Neck Neoplasms, +15 more Locations Århus University Hospital, Department of Otorhinolaryngology, Head & Neck Surgery — Aarhus, Denmark Rigshospitalet, Department of Otorhinolaryngology, Head & Neck Surgery & Audiology — Copenhagen, Denmark Zealand University Hospital - Køge, Department of Otorhinolaryngology, Head and Neck Surgery — Køge, Denmark View Trial Details