title: "How I do it"--otology and neurotology. A specific issue and its solution. Identifying the lumen of the endolymphatic sac.
mesh_terms: D007758:Ear, Inner / Q000601:surgery*; D004712:Endolymphatic Sac / Q000033:anatomy & histology / Q000000981:diagnostic imaging / Q000601:surgery*; D006801:Humans; D008575:Meniere Disease / Q000601:surgery*; D011859:Radiography; D014723:Vestibular Aqueduct / Q000000981:diagnostic imaging