Case 31
Author: Dr. Manon Auger, Dept of Pathology, McGill University, Montreal, Canada
Reviewer: Ritu Nayar, MD., Northwestern University,Feinberg School of Medicine, Chicago, IL, USA
Case history: A 47 year old man presented with an interstitial lung infiltrate; no other past significant history. A virtual slide and 7 static images (Papanicolaou-stained slides) of the bronchial washing are provided.
![case_31_image_2](/images/stories/Virtual_Slide_Cases/2012/Case_31/case_31_image_2.jpg)
![case_31_image_3](/images/stories/Virtual_Slide_Cases/2012/Case_31/case_31_image_3.jpg)
![case_31_image_4](/images/stories/Virtual_Slide_Cases/2012/Case_31/case_31_image_4.jpg)
![case_31_image_5](/images/stories/Virtual_Slide_Cases/2012/Case_31/case_31_image_5.jpg)
![case_31_image_6](/images/stories/Virtual_Slide_Cases/2012/Case_31/case_31_image_6.jpg)
![case_31_image_7](/images/stories/Virtual_Slide_Cases/2012/Case_31/case_31_image_7.jpg)
What is the most likely diagnosis of this case?