According to Ann Arbor Staging
System, 7.5% (n:6) of all patients had Stage I, 31.25% (n:25) had Stage II, 16.25% (n: 23) had stage III, 32.5% (n: 26) had Stage IV.
On CT scan, it was graded as stage 2 according to Ann Arbor staging. Mononuclear cells and eosinophils seen at a few places.
(4) As regards to staging of the case, more than two lymph nodes are detected on one side of diaphragm may be in stage 2 of Ann Arbor staging. (5) 'Reed Sternberg cells' confirmed the diagnosis of Hodgkin's lymphoma.
* clinical stage (based on the Ann Arbor staging system), (15-17)
Validity of the Ann Arbor staging classification for the non-Hodgkin's lymphomas.
Followed by histopathology, WHO classification and Ann Arbor staging
was done to assign subtype and extent of disease.
(18) These two findings (17,18) put to question the value of the Ann Arbor staging
classification system for primary bone lymphoma.
Staging was performed according to the Ann Arbor Staging
system (Table 1).[sup.17] Cases were classified according to a modified version of the IPI (Table 2).[sup.18]
To date, the most widely used staging system for malignant lymphomas is the Ann Arbor staging
system, which was first used for Hodgkin disease in 1971.
Clinical staging was conducted according to the Ann Arbor staging
criteria and the Lugano staging system of gastrointestinal lymphoma.
At diagnosis, the bone marrow biopsy revealed lymphomatous involvement by voluminous paratrabecular clusters of centrocyte-like marginal B cells, which were morphologically and immunohistochemically indicative of a marginal zone B-cell lymphoma (stage IV according to the Ann Arbor staging
Favorable risk group was defined according to National Comprehensive Cancer Network (NCCN) guidelines as having none of the unfavorable prognostic markers like B symptoms, ESR more than 50, bulky disease and more than three nodal sites involvements as per Ann Arbor staging
system.18 Bulky disease was defined as single node or nodal mass of more than 10 cm or a mediastinal mass more than 1/3 in width of internal transverse diameter of thorax on chest X ray PA view at the level of interspace between T5 and T6vertebrae.19