Plasmacytoid cell

Source 10 year old spayed female domestic short hair cat, OD, VMTH pathology number 00B2003, clinic number 322498
Fixative Bouin's
Stain hematoxylin & eosin
Notes Stroma of ciliary body; there was cyclitis, among other things, with many plasma cells, some of which had developed into plasmacytoid cells (arrows); notice the numerous red-pink granules within the cytoplasm and the eccentric nucleus (the granules are comprised of immunoglobulins); ciliary body melanocytes are the brown pigment containing cells
See also
Legend arrows - plasmacytoid cells
Illustration Click on image to see larger picture