Atypical lymphocyte - plasmacytoid

- with darkly basophilic cytoplasm

 

HS946 - Atypical lymphocyte - plasmacytoid

 

HS946 - Atypical lymphocyte - plasmacytoid

 

HS946 - Atypical lymphocyte - plasmacytoid (G)

Neutrophil (E)

Lymphocyte, small (F)

 

HS946 - Atypical lymphocyte - plasmacytoid (H)

 

CHARACTERISTIC of Atypical lymphocyte - plasmacytoid

Size

15 - 30 um in diameter

Cytoplasm

Darkly basophilic cytoplasm

Nucleus

With large and atypical nucleolus

Chromatin

Youthful granularity of chromatin

Similarity to a blast cell. 

Infectious mononucleosis is characterized by atypical mononuclear cells or atypical lymphocytes which are mainly activated T lymphocytes produced as part of the immunological reaction to EBV-infected B lymphocytes.

 

Reference:

  1. Blood Cells A Practical Guide, Barbara J. Bain, 2nd Edition,1995. P.89 - 91, P.268-269
  2. Blood Atlas and Sourcebook of Hematology, Carola T. Kapff and James H. Jandl., 1st Edition, 1981. Fig. 44-2, P.123

Last updated on 25 February, 2000.

Prepared by HKMTAQAP Haematology & Serology Panel.

Copyright 2000 HKMTAQAP. All Rights Reserved.