Cytohistological features of rhinoscleroma.

Rhinoscleroma, also known as Mikulicz disease, is a chronic progressive disease caused by Klebsiella rhinoscleromatis. The disease is uncommon in Delhi. There are no cytological references of this disease. We describe the cytological features which should alert the pathologist to rule out this entity, which needs to be treated early. Immunohistochemistry on histopathological material is a useful adjunct to the diagnosis.