© Angel Fernandez Flores, MD, PhD zoom balanitis

Zoom balanitis

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Synonyms

Plasma cell balanitis.

 

Clinica presentation

Single red plaque on the glans.

 

Morphology

Lichenoid inflammatory infiltrate, rich in plasma cells.

Dilated blood vessels with hemosiderin deposits.

The epidermis can be thin.

 

 

Variants

Nodular variant (plasmoacanthoma): verrucous epithelial hyperplasia.

 

Main differentials

Queyrat erythroplasia: dysplasia of the epithelium.

Syphilis: Treponema +. Perivascular location of the infiltrate.

Plasmocytoma: monoclonal infiltrate of plasma cells.

 

© Angel Fernandez Flores