PMC8361508_01
Soft tissue lesion in the left maxillary antrum (black arrow).
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CT (computed tomography) scan of the paranasal sinuses showed soft tissue lesion in the left anterior ethmoid sinus and maxillary antrum (Figure 1) with erosions of the medial and lateral walls of the maxillary sinus.
Soft tissue lesion extending into the inferomedial aspect of the left orbit displacing the globe anteriorly (white arrow).
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The lesion was extending into the inferomedial aspect of the left orbit displacing the orbit anteriorly (Figure 2).
(a) HPE showing tuberculous granuloma (H&E stain x10). (b) HPE showing multinucleated giant cells, many of Langhan's type and aggregates of epithelioid histiocytes (H&E stain x20). (c) HPE showing multinucleated giant cells, many of Langhan's type and aggregates of epithelioid histiocytes (H&E stain x40).
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Histopathological examination was reported as necrotic tissue composed of reactive multinucleated giant cells, many of Langhan's type and aggregates of epithelioid histiocytes admixed with a predominantly chronic inflammatory infiltrate forming coalescent granuloma compatible with tuberculous granuloma (Figure 3(a)-(c)).