Nasal cavity, paranasal sinuses, nasopharynx
Inflammatory / infectious lesions

Author: Nat Pernick, M.D. (see Authors page)

Revised: 17 May 2018, last major update November 2004

Copyright: (c) 2004-2018,, Inc.

PubMed Search: Leprosy[TI] nasal[TI]

Cite this page: Pernick, N. Leprosy. website. Accessed September 21st, 2018.
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