Fig. 3.
Pulmonary arteries stained by Elastica van Gieson staining in a patient treated with high-dose prostaglandin I2. Arrows indicated the peripheral pulmonary arteries. Media of peripheral pulmonary arteries were thick.
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.