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Arch Surg. 2008;143(5):514.

	Since this article does not have an abstract, we have provided the first 150 words of the full text and any section headings.

Heterotopic Gastric Mucosa

A histologic examination of the excised specimen revealed heterotopic gastric mucosa (Figure 2). Although heterotopic gastric mucosa has been described to arise throughout the length of the alimentary tract, in the rectum it is a rare occurrence.¹ Most patients—about two-thirds—present with some degree of bleeding per rectum and about 10% complain of perianal pain.² Rarely, a patient will present with a complication of the heterotopic mucosa, such as rectovesicle or perianal fistula.² The lesion has a slight male predominance and symptoms tend to arise at a variety of ages, from the young to the middle aged.^1-2

Figure appears in full text version. Figure 2. The tissue biopsy specimen reveals glandular structures, pits, and focal foveolar-type tissue reminiscent of gastric mucosa (original magnification x 20).

Morphologically, these lesions most commonly present as either polyps or diverticula and the diagnosis is confirmed by an endoscopic biopsy that reveals gastric mucosa.² Fundic mucosa is the most common . . . [Full Text of this Article]

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Arch Surg. 2008;143(5):513.
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