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.
Atrophy of the olfactory bulbs. Compared with a patient with normal olfactory bulbs (A), which have an oval or inverted-J shape, patients with atrophy in the olfactory bulbs show asymmetric decreases in the size of the affected olfactory bulbs (B, right; and C, left, arrow) or flattening of the olfactory bulbs (D, arrows).
