"stage I: one nodal group or lymphoid organ (e.g. spleen or thymus)"
"stage IE: one extranodal site"
"stage II: two or more nodal groups, same side of the diaphragm"
"stage IIE: localised extranodal site with stage II criteria, both on the same side of the diaphragm"
"stage III: nodal groups on both sides of the diaphragm"
"stage IIIS(1): with splenic involvement"
"stage IIIE(2): with localised extranodal site"
"stage IIISE: both"
"stage IV: disseminated involvement of one or more extralymphatic organ (e.g. lung, bone) with or without any nodal involvement"
"A: asymptomatic"
"B: presence of B symptoms (including fever, night sweats and weight loss of over 10% of body weight over 6 months)"
"X: bulky nodal disease: nodal mass >1/3 of intrathoracic diameter or 10 cm in dimension"
"A: asymptomatic"
"B: presence of B symptoms (including fever, night sweats and weight loss of over 10% of body weight over 6 months)"
Expected headings
"Staging system"
"stage I: one nodal group or lymphoid organ (e.g. spleen or thymus)"