Lung - nontumor
Serratia marcescens

Author: Elliot Weisenberg, M.D. (see Authors page)

Revised: 27 February 2017, last major update September 2011

Copyright: (c) 2003-2017,, Inc.

PubMed search: Serratia marcescens [title] pulmonary

Cite this page: Serratia marcescens. website. Accessed April 20th, 2018.
Definition / general
  • Common commensal, gram negative rod (Wikipedia)
  • Rare nosocomial infection; most patients have severe underlying disease (eMedicine)
  • Acute necrotizing inflammation with microabscesses, often with vasculitis
  • In neutropenic patients, intra-alveolar fibrin and hemorrhage with hyaline membranes
Case reports
Microscopic (histologic) images

Images hosted on other servers:

Characteristic red color of Serratia infected tissue