Case ReportOpen accessIn the keywordsBeyond Occam’s Razor: Diffuse Large B-Cell Lymphoma With Concurrent Acid-Fast Bacilli Positivity–A Case ReportOm Sharma, Shaurya Gupta, Prasan Kumar PandaIn tuberculosis-endemic regions, necrotizing lymphadenitis with Acid-Fast Bacilli (AFB) is often presumed to indicate tuberculous etiology, but this assumption may lead to misdiagnosis when immunophenotypic evaluation is not performed. In this report, we present the case of an immunocompetent elderly man who presented with prolonged high-grade fever, progressive abdominal distension, and stable cervical and submandibular lymphadenopathy. He had been empirically … …American Journal of Infectious Diseases, Vol. 22, Issue 1 · 24 Jul 2026 · 1,236 accessesView PDFCite