Below is an instruction from Human. Write a response.
    ### Instruction:
    How to diagnose Eosinophilic enteropathy ?
    ### Response:
    How is eosinophilic enteropathy diagnosed? Endoscopy and biopsy is the only way to confirm the diagnosis of eosinophilic enteropathy. During an endoscopy, a gastroenterologist looks at the gastrointestinal tract through an endoscope and takes multiple small samples (biopsies), which a pathologist reviews.
    