Figure 3.

Extranodal sites involved in non-Hodgkin lymphoma. Waldeyer's ring includes tonsil, palate, nasopharynx, pharynx and base of tongue; GI tract (gastrointestinal tract) includes stomach, small intestine and colon; Nose & sinuses includes nasal cavity and paranasal sinuses; CNS, central nervous system.

Yang et al. Diagnostic Pathology 2011 6:77   doi:10.1186/1746-1596-6-77
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