Chapter 2

C00–D49: Neoplasms

Neoplasms diagnostic classification updated for 2026.

Internal Codes
  • C82.49|

    Follicular lymphoma grade IIIb, extranodal and solid organ sites

  • C82.4A|

    Follicular lymphoma grade IIIb, in remission

  • C82.5|

    Diffuse follicle center lymphoma

  • C82.50|

    Diffuse follicle center lymphoma, unspecified site

  • C82.51|

    Diffuse follicle center lymphoma, lymph nodes of head, face, and neck

  • C82.52|

    Diffuse follicle center lymphoma, intrathoracic lymph nodes

  • C82.53|

    Diffuse follicle center lymphoma, intra-abdominal lymph nodes

  • C82.54|

    Diffuse follicle center lymphoma, lymph nodes of axilla and upper limb

  • C82.55|

    Diffuse follicle center lymphoma, lymph nodes of inguinal region and lower limb

  • C82.56|

    Diffuse follicle center lymphoma, intrapelvic lymph nodes

  • C82.57|

    Diffuse follicle center lymphoma, spleen

  • C82.58|

    Diffuse follicle center lymphoma, lymph nodes of multiple sites

  • C82.59|

    Diffuse follicle center lymphoma, extranodal and solid organ sites

  • C82.5A|

    Diffuse follicle center lymphoma, in remission

  • C82.6|

    Cutaneous follicle center lymphoma

  • C82.60|

    Cutaneous follicle center lymphoma, unspecified site

  • C82.61|

    Cutaneous follicle center lymphoma, lymph nodes of head, face, and neck

  • C82.62|

    Cutaneous follicle center lymphoma, intrathoracic lymph nodes

  • C82.63|

    Cutaneous follicle center lymphoma, intra-abdominal lymph nodes

  • C82.64|

    Cutaneous follicle center lymphoma, lymph nodes of axilla and upper limb

  • C82.65|

    Cutaneous follicle center lymphoma, lymph nodes of inguinal region and lower limb

  • C82.66|

    Cutaneous follicle center lymphoma, intrapelvic lymph nodes

  • C82.67|

    Cutaneous follicle center lymphoma, spleen

  • C82.68|

    Cutaneous follicle center lymphoma, lymph nodes of multiple sites

  • C82.69|

    Cutaneous follicle center lymphoma, extranodal and solid organ sites

  • C82.6A|

    Cutaneous follicle center lymphoma, in remission

  • C82.8|

    Other types of follicular lymphoma

  • C82.80|

    Other types of follicular lymphoma, unspecified site

  • C82.81|

    Other types of follicular lymphoma, lymph nodes of head, face, and neck

  • C82.82|

    Other types of follicular lymphoma, intrathoracic lymph nodes

  • C82.83|

    Other types of follicular lymphoma, intra-abdominal lymph nodes

  • C82.84|

    Other types of follicular lymphoma, lymph nodes of axilla and upper limb

  • C82.85|

    Other types of follicular lymphoma, lymph nodes of inguinal region and lower limb

  • C82.86|

    Other types of follicular lymphoma, intrapelvic lymph nodes

  • C82.87|

    Other types of follicular lymphoma, spleen

  • C82.88|

    Other types of follicular lymphoma, lymph nodes of multiple sites

  • C82.89|

    Other types of follicular lymphoma, extranodal and solid organ sites

  • C82.8A|

    Other types of follicular lymphoma, in remission

  • C82.9|

    Follicular lymphoma, unspecified

  • C82.90|

    Follicular lymphoma, unspecified, unspecified site

  • C82.91|

    Follicular lymphoma, unspecified, lymph nodes of head, face, and neck

  • C82.92|

    Follicular lymphoma, unspecified, intrathoracic lymph nodes

  • C82.93|

    Follicular lymphoma, unspecified, intra-abdominal lymph nodes

  • C82.94|

    Follicular lymphoma, unspecified, lymph nodes of axilla and upper limb

  • C82.95|

    Follicular lymphoma, unspecified, lymph nodes of inguinal region and lower limb

  • C82.96|

    Follicular lymphoma, unspecified, intrapelvic lymph nodes

  • C82.97|

    Follicular lymphoma, unspecified, spleen

  • C82.98|

    Follicular lymphoma, unspecified, lymph nodes of multiple sites

  • C82.99|

    Follicular lymphoma, unspecified, extranodal and solid organ sites

  • C82.9A|

    Follicular lymphoma, unspecified, in remission

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