case_images: PMC6754851_01
case_images: Endoscopique view showing a polypoid nasopharyngeal swelling in the first patient
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case_images: Nasal endoscopy (Figure 1) discovered a polypoid mass occupying the nasopharynx.
case_images: Computed tomography showing nasopharyngeal swelling in the first patient
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case_images: PMC6754851_01_PAMJ-33-150-g002.jpg
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case_images: Computed Tomography (CT) showed a polypoid thickening of the posterior wall and the roof of the nasopharynx, measuring 2.5cm (Figure 2) with bilateral cervical lymphadenopathies in jugular areas.
case_images: PMC6754851_02
case_images: Computed tomography showing nasopharyngeal swelling with tissue necrosis in the second patient
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case_images: CT scan showed a nasopharyngeal mass with central hypodensity suggesting tissue necrosis (Figure 3), with multiple cervical lymphadenopathies.
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case_images: Histological section showing nasopharyngeal mucosa, epithelioid granulomas with giant cells and beginning of caseous necrosis
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case_images: In four cases, histopathological study showed nasopharyngitis and granulomas with histiocytic, epithelioid, and giant multinucleated Langhans cells as well as caseous necrosis (Figure 4).