Kaposi sarcoma

Lung tumor
Other malignancies
Kaposi sarcoma

Author: Deepali Jain, M.D. (see Authors page)

Revised: 3 January 2017, last major update September 2012

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

PubMed Search: kaposi sarcoma pulmonary

Table of Contents

Definition / general | Case reports | Gross description | Microscopic (histologic) images

Cite this page: Kaposi sarcoma. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/lungtumorkaposi.html. Accessed October 18th, 2018.

Definition / general

Usually associated with AIDS, HHV8 infection; also immunocompromise, organ transplant
Diffuse reticulonodular pulmonary infiltrates, solitary lung nodules, or pleural effusions
Tumor follows lymphatic channels
Detection of HHV8 DNA is highly specific and sensitive for diagnosis of pulmonary Kaposi sarcoma

Case reports

42 year old HIV+ man with chronic coughing and congestion, lung biopsy (Case of the Week #336)

Gross description

Discrete dark red hemorrhagic nodules with growth along septa and infiltration of small airways, pulmonary arteries, veins

Microscopic (histologic) images

Images hosted on PathOut server:

Case of the Week #336:

Various images - 42 year old man