2


Nidhi Aggarwal, MD and Walid E. Khalbuss, MD, PhD, FIAC. Dept. of Pathology, University of Pittsburgh Medical Center (UMPC), Pittsburgh, PA, USA

CASE HISTORY:
69-year-old male with no history of malignancy presented with enlarged mesenteric lymph nodes the largest measuring 3.4 cm. US-Guided FNA was performed. (Images 1-3).
ICD-O Site: Lymph node FNA biopsy cytology

fig_1_ 2011_june
Image 1 (Wright Giemsa)
fig_2_ 2011_june
Image 2 (Papanicolau stain)
fig_3_ 2011_june
Image 3 (Immunohistochemistry)
fig_4_ 2011_june
Image 4 (Flow cytometry)

fig_5_ 2011_june

Image 5 (Interphase Fluorescence In-Situ Hybridization
Dual-color dual-fusion probe

 

The most likely diagnosis of this lymph node specimen is?