Fig. 7From: Small intestinal follicular lymphoma induced by methotrexate: a case reporta Surgical specimen; circumscribed ulcer and mild stenosis at 3 cm of the oral side from the inked part. Small to medium-sized lymphocytes, which are relatively monotonous, are densely proliferated in the lamina propria with hematoxylin and eosin staining in b low-power field (40 ×) and c high-power field (400 ×)Back to article page