In other instances, the tumor can arise from the lymph nodes and "travel" to the bowel, so-called "extra-nodal" disease.
)[3][4] Specifically, the features of endoexoenteric lymphoma are an irregular collection of barium due to central ulceration, and displacement of adjacent bowel loops.
In this form of lymphoma, fistula formation (an abnormal communication between the tumor and adjacent bowel loops) is common.
Definitive diagnosis is almost always achieved by biopsy, followed by microscopic, histologic and immunologic examination of the tissues obtained.
[citation needed] Recognition of this type of lymphoma presentation is important, in that it may predict the future course and potential complications of this disease, thereby alerting clinicians to undertake surveillance and appropriate interventions.