Mediastinal tuberculous lymphadenitis presenting as an esophageal intramural tumor: A very rare but important cause for dysphagia

Figure 1 Barium swallow showing a two-centimeter protruding lesion on the left lateral aspect of the mid-esophagus (A), and endoscopic view of a two- centimeter protruding lesion covered by normal mucosa and with firm consistency (B), endoscopic ultrasonography revealing a two-centimeter solid hypoechoic lesion in the third layer (C), and lymph node parenchyma extensively occupied by necrotizing epithelioid granulomas (HE, × 40) (D). Insert: typical tuberculous granuloma with central caseous necrosis and multinucleated cells of Langhans type (HE, × 200).