Objective: To study the prevalence of lymphatic metastases to level IV in squamous cell carcinoma (SCC) of the larynx and compare this prevalence between clinically positive (cN+) and negative (cN0) necks and evaluate the possibility of isolated metastases to this level.
Design: Retrospective study.
Setting: Tertiary referral university center.
Patients: Thirty-one patients submitted to laryngectomies and neck dissections were enrolled in this study.
Chone CT, Kohler HF, Magalhães R, Navarro M, Altemani A, Crespo AN. P036 Is the Dissection of Level IV Necessary in Squamous Cell Carcinoma of Larynx With N0 Neck?. Arch Otolaryngol Head Neck Surg. 2006;132(8):872. doi:10.1001/archotol.132.8.872-b