“…In adults, the course is more often severe, with persistent protein-losing enteropathy which may require gastrectomy (12,13). The cause of Menetrier's disease remains uncertain; infectious (2,5,7,8,10), allergic (1,11), and immunologic (3,14) causes have been postulated. In this study, the association of cytomegalovirus (CMV) infection with a protein-losing enteropathy secondary to hypertrophic gastropathy was demonstrated by in situ hybridization.…”