PMC6849157_01
Computed tomography. A and B: axial view, showing a confined collection with air in the lower mediastinum surrounding esophagus. C and D: coronal view showing a confined periesophageal collection, and distal esophageal wall thickening.
gr1.jpg
PMC6849157_01_gr1.jpg
fig0005
CT scan revealed distal esophageal wall thickening and focal confined collection with air in the lower mediastinum surrounding esophagus, and pancreas showed neither parenchymal enlargement nor changes in density (Fig. 1).
Endoscopy. Endoscopy showed reddish budging of the cardia mucosa with purulent drainage orifice.
gr2.jpg
PMC6849157_01_gr2.jpg
fig0010
Endoscopy was performed, showing reddish budging of the cardia mucosa with purulent drainage orifice (Fig. 2).
Endoscopic ultrasound. Endoscopic ultrasound showed a 31.5 x 9.1 mm subepithelial anechoic oval lesion in distal lateral esophageal wall, 37 cm from incisors.
gr3.jpg
PMC6849157_01_gr3.jpg
fig0015
Endoscopic ultrasound revealed a 31.5 x 9.1 mm subepithelial anechoic oval lesion in distal lateral esophageal wall, 37 cm from incisors (Fig. 3).
Computed tomography. Along two-year follow-up, the patient presented four (A-D) episodes of mediastinal abscesses.
gr4.jpg
PMC6849157_01_gr4.jpg
fig0020
Along two-year follow-up, the patient had four readmissions with a similar clinical presentation (Fig. 4), all of which were treated with antibiotics and fasting.
Haematoxylin & eosin (HE) stained tissue section cut. Heterotopic pancreatic tissue composed of acini and ducts, with no islet cell, within an ulcerated cyst wall. A: 1000 mum; B: 200 mum; C and D: 200 mum.
gr5.jpg
PMC6849157_01_gr5.jpg
fig0025
Pathological analysis of specimens revealed a heterotopic pancreatic tissue, containing acini, ducts, without islet cells (Fig. 5).