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. 2019 Dec 16;15(3):95–98. doi: 10.1016/j.joto.2019.12.001

Table 2.

No AFB Ear Discharge AFB Tissue Histopathology
1 + _ Epitheloid granulomas with multinucleate giant cells & necrosis
2 _ _ Granulomas of epitheloid cells with multinucleate giant cells & palisading histiocytes
3 _ + Granulomas of epitheloid cells, mononuclear infitrates & necrosis.
4 _ _ Granulomas of epitheloid cells multinucleate giant, plasmacells & necrosis cells
5 _ + Granulomas of epitheloid cells, histiocytes and multinucleate giant cells
6 _ + Keratinized squamous epithelium with inflammatory cells & dense granulations
7 + + Otic polyp & epitheloid granulomas with multinucleate giant cells
8 + _ Non-specific granulations with abscess formation. No epitheloid granuloma
9 + _ Epitheloid granuloma with focal necrosis
10 _ _ Nectrotising granulomatous inflammation with epitheloid granulomas and multinucleate giant cells