Fig. 9.
An HRCT scan with homogeneous emphysema distribution (a) with an accompanying perfusion scintigraphy scan indicating areas of lower perfusion especially in the right upper zone (b).
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.