Spontaneous resolution of idiopathic intestinal obstruction after pneumonia: A case report

Figure 3 Gastroendoscopy and endoscopic ultrasound findings. A: Gastroendoscopy showed annular stenosis in the descending duodenum that barely allowed passage of the endoscope. Mucosa around the stenosis was highly edematous but without proliferation or ulceration; B: Endoscopic ultrasonography demonstrated thickened mucosa but a normal submucosal layer.