C84 - Mature T/NK-cell lymphomas
C84.1 - Sézary disease
C84.10 - Sézary disease, unspecified site
C84.11 - Sézary disease, lymph nodes of head, face, and neck
C84.12 - Sézary disease, intrathoracic lymph nodes
C84.13 - Sézary disease, intra-abdominal lymph nodes
C84.14 - Sézary disease, lymph nodes of axilla and upper limb
C84.15 - Sézary disease, lymph nodes of inguinal region and lower limb
C84.16 - Sézary disease, intrapelvic lymph nodes
C84.17 - Sézary disease, spleen
C84.18 - Sézary disease, lymph nodes of multiple sites
C84.19 - Sézary disease, extranodal and solid organ sites