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.
Normal capillary bed image showing good visibility of capillaries with regular architecture. The capillary count per linear mm results in 8–9 capillaries/mm (the number of capillaries is normal). Next to normal capillaries, there are some tortuous and crossed capillaries (magnification ×200). Operators: B.R. and L.M., Pulmonology Unit, University of Trieste).
