Lung - nontumor
Infections
Respiratory syncytial virus (RSV)

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

Revised: 27 February 2017, last major update September 2011

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

PubMed search: respiratory syncytial virus [title] pulmonary infection

Cite this page: Respiratory syncytial virus (RSV). PathologyOutlines.com website. http://pathologyoutlines.com/topic/lungnontumorrsv.html. Accessed March 30th, 2017.
Clinical Features
  • Leading cause of lower respiratory tract infection in infants and young children (eMedicine)
  • Often in children under 2 years old; may cause death in infants 1 - 6 months
  • Usually self limited infection in older children
  • Infects respiratory epithelium, leading to acute inflammatory response with epithelial sloughing and diffuse alveolar damage in severe cases
Micro Description
  • Prominent airway obstruction (Mod Pathol 2007;20:108)
  • Giant cells with inconspicuous, round, pink intracytoplasmic inclusions and acute inflammation
  • Affects small bronchiole epithelium, type 1 and 2 pneumocytes, not basal cells
  • Inflammation centered on bronchial and pulmonary arterioles, due to monocytes, T cells, neutrophils
Micro Images

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Giant cells


Various images


Various images