Cited by 39Diagnosis and treatment of tuberculosisTuberculosis Research and EpidemiologyInfectious Diseases and Tuberculosis

Primary Laryngeal Tuberculosis: A Series of 15 Cases

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Agarwal, Radhika, Gupta, Latika, Singh, Meeta, Yashaswini, Nallacheruvu, Saxena, Ashima, Khurana, Nita, Chaudhary, Dimple·2019·Head and Neck Pathology

Abstract

Tuberculosis usually involves the lungs, but can also involve various other organs. Extra pulmonary tuberculosis is very rarely confined to the larynx in the absence of an associated pulmonary lesion. In this retrospective study, clinicopathological characteristics of patients with final diagnosis of laryngeal tuberculosis (LTB) were reviewed. The diagnosis of LTB was based on: (1) the existence of chronic granulomatous inflammation with caseous necrosis in the histopathology of laryngeal lesions or (2) the presence of laryngeal lesions with atypical histopathology (chronic granulomatous inflammation) which had a complete response to anti-tuberculosis therapy. Fifteen cases with a diagnosis of LTB were collected. The patients' age ranged between 24 and 75 years with a mean of 49 years. On laryngoscopy, 66.6% of cases (10/15) had an ulceroproliferative lesion while the remaining 33.3% of cases (5/15) had an exophytic growth. The pathology of laryngeal lesions revealed chronic granulomatous inflammation with caseous necrosis in nine cases and chronic granulomatous inflammation without necrosis in six cases. Nine out of 15 cases (60%) showed presence of acid-fast bacilli on Ziehl-Neelsen stain. Any evidence of pulmonary tuberculosis was ruled out by chest X-ray findings. The response to anti-tuberculosis therapy was desirable in all patients. Since the introduction of anti-tuberculous therapy, the incidence of LTB has declined. However, with the incidence of TB increasing, the overall incidence of laryngeal involvement may be on the rise. This study highlights the importance to consider the rare possibility of LTB in the presence of non-specific clinical and laryngoscopic signs and to confirm this by histological examination.

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  • Various studies found dysphonia as the most common symptom, followed by dyspnea and odynophagia.

    “Various studies found dysphonia as the most common symptom, followed by dyspnea and odynophagia [37,48].”

    From Head and Neck Tuberculosis: A Rare Diagnosis and the Role of Surgical Biopsy and Histopathological Evaluation in Extrapulmonary Disease (2025) · cites this paper as [37]

    The Discussion says that in most studies hoarseness is the most common laryngeal symptom, but gives the subsequent order as odynophagia followed by dyspnea—the reverse of the claim. The Results also report hoarseness and odynophagia as equally common in this paper’s 15 cases. (LLM, conf=0.88)

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  • TB is the main cause of granulomatous inflammatory disease of the larynx, followed by syphilis, amyloidosis, granulomatosis with polyangiitis, actinomycosis, and sarcoidosis.

    “TB is the main cause of granulomatous inflammatory disease of the larynx, followed by syphilis, amyloidosis, granulomatosis with polyangiitis, actinomycosis, and sarcoidosis [37,38].”

    From Head and Neck Tuberculosis: A Rare Diagnosis and the Role of Surgical Biopsy and Histopathological Evaluation in Extrapulmonary Disease (2025) · cites this paper as [37]

    The Discussion says tuberculosis is the primary diagnosis for laryngeal granulomatous lesions in India, where TB is endemic, and names the other conditions as differential diagnoses. It does not establish that TB is the main cause worldwide or rank the listed conditions in the stated order. Sarcoidosis is discussed separately, not included in that ranked list. (LLM, conf=0.86)

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Authors
Agarwal, R., Gupta, L., Singh, M., Yashaswini, N., Saxena, A., Khurana, N., & Chaudhary, D.
Affiliations
Maulana Azad Medical College (IN)
Corresponding author
Agarwal, Radhika
Venue
Head and Neck Pathology
Published
2018-09-24
Volume
13
Issue
3
Pages
339-343
ISSN
  • 1936-055X (ISSN-L)
  • 1936-0568
OpenAlex
W2894240501
Cited by
39
References
13
Citations by year
2026: 4 · 2025: 5 · 2024: 6 · 2023: 6 · 2022: 8 · 2021: 5 · 2020: 2 · 2019: 2
FWCI
2.34
Type
journal article
Language
en
Open access
Locations
  • Head and Neck Pathology (publishedVersion)
  • PubMed Central (publishedVersion)
  • PubMed (publishedVersion)
Topics
  • Health Sciences › Medicine › Surgery › Diagnosis and treatment of tuberculosis
  • Health Sciences › Medicine › Infectious Diseases › Tuberculosis Research and Epidemiology
  • Health Sciences › Medicine › Surgery › Infectious Diseases and Tuberculosis
Keywords
laryngeal tuberculosis, extrapulmonary tuberculosis, granulomatous inflammation, caseous necrosis, acid-fast bacilli, histopathology, exophytic growth
MeSH terms
Adult, Aged, Antitubercular Agents, Female, Humans, Male, Middle Aged, Tuberculosis, Laryngeal

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