Endocytoscopy Clinical Trial
Official title:
Endocytoscopy of Upper Gastrointestinal Tract in Acute Graft-versus-host Disease: a Pilot Study
The goal of this clinical trial is to test the assess the diagnostic effectiveness of endocytoscopy in patients with underlying UGI aGvHD. The main question it aims to answer is: the effectiveness of ECS for diagnosing UGI aGvHD. Participants will undergo endoscopy, endocytoscopic evaluation and biopsy simultaneously. If there is a comparison group: Researchers will compare endoscopic, endocytoscopic and pathologic findings of these patients.
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