Skip to Content
Medical Term:

Runyon group III mycobacteria


mycobacteria that are either colorless or that slowly produce a light yellow pigment when grown in the presence of light. Organisms placed in this group include Mycobacterium avium and M. intracellulare.

Synonym(s): nonchromogens

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.