Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Case #4 in Table 1. Surgery failed to relieve vertigo.
A. The endolymphatic sac was hypoplastic and situated more anteriorly than normal. The sac was not exposed by the surgery. A silhouette of the shunt is seen within layers of dura.
B. There was diffuse hydrops involving the cochlea and saccule. IAC, internal auditory canal.
