Yellowish lesions in the oesophagus

Clinical presentation

A 51-year-old man, who had no previous disease, underwent a screening oesophagogastroduodenoscopy, which revealed multiple yellowish lesions in the middle thoracic oesophagus. All lesions were ≤3 mm in size and slightly elevated. Each lesion showed one or two white protrusions on the surface (figure 1). We observed that one lesion looked obviously different from the others and showed yellowish granular spots (figure 2). A biopsy was performed on a representative lesion among the slightly elevated yellowish lesions with white protrusions (figure 3). A biopsy was repeated on a lesion showing yellowish granular spots (figure 4). Blood tests which were examined on the same day, including triglyceride and cholesterol, were within normal limits.

Question

What is the diagnosis?

Answer

Histopathological examination of a slightly elevated yellowish lesion with a white protrusion showed mature sebaceous glands in the lamina propria mucosae (figure 3). We diagnosed...

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