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. 2025 Jul 24;12:1591707. doi: 10.3389/fmed.2025.1591707

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Copyright © 2025 Lin, Su, Wu, Lin, Jian, He and Jiang.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Microscopic view of human intestinal tissue stained with hematoxylin and eosin, showing elongated, purple-stained nuclei of epithelial cells. Pink cytoplasm and glandular structures are visible. — Gastroscopic biopsy reveals thread-like parasites and egg-like structures within the glandular crypts (H&E staining, 40× magnification).