Inflammatory myoglandular polyp: a rare cause of hematochezia.

Inflammatory myoglandular polyp is characterized by inflammatory granulation tissue in the lamina propria, proliferation of smooth muscle, and hyperplastic glands with variable cystic change. The etiology is obscure. Mucous diarrhea, tenesmus, and hematochezia are main symptoms. We hereby report an 80-year-old man with diagnosis of inflammatory myoglandular polyp.