[Lymphoma of the cecum]

A description is offered of a toxic and febrile young patient with diarrheic syndrome of twenty days evolution secondary to extranodal lymphoma of cecal location. A concomitant immunity deficit--selective IgA deficit--appeared in the form of chronic mucocutaneous candidiasis and discoid lupus, and in the absence of familial antecedents. As a result of this case study, an association of gastrointestinal lymphoma of unusual location with an underlying immune disorder, the literature was reviewed.