Mucosa-associated lymphoid tissue lymphoma simulating Crohn’s disease: A case report

Figure 1 Case history timeline.

Figure 2 Superficial ulcer in stomach found during upper gastrointestinal endoscopy.

Figure 3 Ulcer in jejunum found during enteroscopy.

Figure 4 Lymphoplasmacytic infiltrate of jejunum mucosa with eosinophils and neutrophils (× 400).

Figure 5 Intra-operative picture of jejunal perforation.

Figure 6 The resected segment of jejunum and mesentery.

Figure 7 Histology of the postoperative jejunum disclosed jejunal mucosa-associated lymphoid tissue lymphoma. A: Dense population of atypical lymphoid cells in jejunum mucosa (× 200); B: CD20 immunohistochemical staining (× 400).