Nasal cavity, paranasal sinuses, nasopharynx
Bacterial / fungal / viral

Topic Completed: 1 November 2004

Revised: 30 May 2019

Copyright: 2004-2019,, Inc.

PubMed Search: Leprosy[TI] nasal[TI]

Nat Pernick, M.D.
Page views in 2018: 232
Page views in 2019 to date: 160
Cite this page: Pernick N. Leprosy. website. Accessed June 17th, 2019.
Definition / general
  • Affects nasal mucosa in 95% of patients; may be initial manifestation of disease
  • Usually affects nasal septum and inferior turbinate
Microscopic (histologic) description
  • Early: plasma cells with lesser numbers of histiocytes and lymphocytes
  • Later: broad sheets of histiocytes with foam cells
  • Well formed granulomas of tuberculous type are uncommon
Positive stains
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