[A subtype of classical Hodgkin lymphoma characterized by collagen bands surrounding lymphoid nodules. The lymphoid nodules contain lacunar and Reed-Sternberg cells. Mediastinal involvement occurs in 80% of patients. The prognosis of nodular sclerosis Hodgkin lymphoma is slightly better than that of mixed cellularity or lymphocyte depleted subtype. (WHO, 2001) ( NCI )]