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Ballerina Skirt Cells (Downey Cells) in Infectious Mononucleosis

Dr Sampurna Roy MD   


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1)  2)



1) Ballerina skirt                              

2) Diagram of atypical lymphocytes in Infectious mononucleosis with "Ballerina Skirt Appearance"     


Ballerina Skirt Cells - Characterisitic appearance of atypical lymphocytes in Infectious Mononucleosis.

These are Downey Type II cells which are large cells  with abundant agranular pale cytoplasm and indented by surrounding red blood cells.

The abnormal lymphocytes has more cytoplasm which is not uniform in texture, it is more fluffy than normal.


Further reading:

Blood and Marrow Pathology in S Perkins - Pediatric Hematopathology, 2001 - Churchill Livingstone

The nature of infectious mononucleosis and the role of Downey cells.

Infectious mononucleosis in middle age

Infectious mononucleosis in Turkish children.

Infectious mononucleosis: immunoglobulin synthesis by cell lines

Singularities in Pediatric Bone Marrow Lymphoid Processes


Pathology of Infectious Mononucleosis

Epstein-Barr Virus Related Malignant Tumours

Alice in Wonderland Syndrome : The disease and the story of Alice's Adventures


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Dr  Sampurna Roy  MD

Consultant  Histopathologist (Kolkata - India)







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