Skip to Content

postcapillary venules


Definition: the microvasculature immediately following the capillaries, ranging in size from 10–50 mcm, and characterized by investment of pericytes; they are the site of extravasation of blood cells, are particularly sensitive to histamine, and are believed to be important in blood-interstitial fluid exchanges.

Synonym(s): pericytic venules

Disclaimer: This site is designed to offer information for general educational purposes only. The health information furnished on this site and the interactive responses are not intended to be professional advice and are not intended to replace personal consultation with a qualified physician, pharmacist, or other healthcare professional. You must always seek the advice of a professional for questions related to a disease, disease symptoms, and appropriate therapeutic treatments.
© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.