GMJ Video Series | Rare Case: Lung Cancer & Tuberculosis Coexistence

Episode Summary

This GMJ Video Series episode presents a rare and clinically challenging case of concurrent bronchopulmonary adenocarcinoma and tuberculous lymphadenitis, diagnosed through CT-guided biopsy. The case underscores critical diagnostic considerations when tuberculosis and lung cancer present simultaneously, as overlapping clinical and radiological features can lead to misdiagnosis, delayed treatment, and incorrect disease staging.

Key Topics Discussed

• Coexistence of lung cancer and tuberculosis: Epidemiology and clinical significance of this rare but documented phenomenon
• Diagnostic imaging challenges: How CT radiography findings overlap between malignancy and tuberculous lymphadenitis, complicating clinical assessment
• CT-guided biopsy techniques: Essential role of histopathological confirmation in differentiating pulmonary pathology
• Lymph node classification and staging: Impact of misclassification on cancer staging, treatment planning, and prognostic outcomes
• Differential diagnosis in pulmonary medicine: Clinical approach to complex presentations involving malignancy and infectious disease
• Evidence-based diagnostic protocols: Importance of tissue confirmation in complex cases requiring definitive pathological diagnosis

Key Takeaways

• Tuberculosis and lung cancer can coexist and must be considered in differential diagnoses of pulmonary masses and lymphadenopathy
• Radiological imaging alone is insufficient for diagnosis; histopathological confirmation through CT-guided biopsy is essential for accurate differentiation
• Misclassification of lymph nodes as benign or malignant significantly impacts cancer staging accuracy and subsequent treatment decisions
• Clinical vigilance is required in endemic tuberculosis regions where both conditions may present concurrently in patient populations
• Multidisciplinary collaboration between pulmonologists, pathologists, and oncologists improves diagnostic accuracy in complex cases

About This Episode

This case report addresses a critical gap in clinical medicine where diagnostic uncertainty can compromise patient outcomes. In regions with significant tuberculosis burden, including the Caucasus region relevant to GMJ's geographic focus, understanding the coexistence of TB and malignancy is vital for clinical practitioners. This episode emphasizes how rigorous diagnostic methodology—combining imaging with tissue-level confirmation—supports evidence-based medicine and improves global health outcomes through accurate diagnosis and appropriate therapeutic intervention.