“…Much rarer lesions producing pyloric narrowing include eosinophilic gastroenteritis, which is associated with changes in the small intestine and responds to steroids (Wolf and Khilnani, 1966). Gastric sarcoidosis, tuberculosis, eosinophil granuloma, and tertiary syphilis may present with pyloric narrowing, usually in association with systemic manifestations of the disease, which assist in the diagnosis.…”