A Case of Primary Uterina Lymphoma Presenting with Bleeding, Pelvic Pain, and Dysmenorrhea

Table 1

Ann Arbor staging system.

Stage I	Involvement of a single lymph node region (I) or lymphatic structure (Ie)
Stage II	Involvement of 2 or more lymph node regions on same side of diaphragm (II) or with limited, contiguous extralymphatic tissue involvement (IIe)
Stage III	Both sides of the diaphragm are involved and may include spleen (IIIe) or local tissue involvement (IIIe)
Stage IV	Multiple/disseminated involvement of one or more extralymphatic organs, or isolated extralymphatic organ involvement without adjacent regional lymph node involvement, but with disease in distant site (s), or any involvement of the liver, bone marrow, pleura, or cerebrospinal fluid (i.e., bone marrow)
(A) or (B)	Designates absence/presence of “B” symptoms
(E)	Localized, solitary involvement of extra lymphatic tissue, excluding liver and bone marrow