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Updated: May 17, 2026

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Analysis of 18FDG PET/CT Imaging as a Tool for Studying Mycobacterium tuberculosis Infection and Treatment in Non-human Primates
Published on: September 5, 2017
Tuberculosis of tongue.
J Mehta1, N Chaudhary, A Mittal
1Department of Otorhinolaryngology, Safdarjang Hospital, New Delhi.
Summary
Oral tuberculosis lesions are rare, often secondary to lung disease. A persistent, painful mouth ulcer can be the sole presenting symptom, potentially leading to misdiagnosis without proper histopathological examination.
Area of Science:
- Oral medicine
- Infectious diseases
- Pathology
Background:
- Oral tuberculosis (TB) is an uncommon manifestation, typically arising as a secondary condition to pulmonary TB.
- Persistent, painful oral ulcers can be the primary reason for patients seeking medical attention.
- These lesions may be misdiagnosed in the absence of clear systemic disease indicators.
Purpose of the Study:
- To highlight the diagnostic challenges posed by rare oral lesions of tuberculosis.
- To emphasize the importance of considering oral TB in differential diagnoses of persistent oral ulcers.
- To underscore the necessity of histopathological examination for accurate diagnosis.
Main Methods:
- Review of clinical presentations of oral tuberculosis.
- Analysis of diagnostic pathways for persistent oral ulcers.
- Emphasis on histopathological confirmation of oral lesions.
Main Results:
- Oral TB lesions are infrequent and often present as isolated, painful ulcers.
- Misdiagnosis is common when systemic signs of TB are absent.
- Histopathology is crucial for identifying oral TB.
Conclusions:
- Persistent oral ulcers warrant thorough investigation, including consideration of oral tuberculosis.
- Histopathological examination is essential to avoid missing rare conditions like oral TB.
- Early and accurate diagnosis of oral TB can improve patient outcomes.
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