C81.95
BillableHodgkin lymphoma, unspecified, lymph nodes of inguinal region and lower limb
HCC Category Mapping
V28HCC 21 — Breast, Prostate, Colorectal and Other Cancers and Tumors
0.545V24HCC 10 — Lymphoma and Other Cancers
0.675ESRDHCC 10 — Lymphoma and Other Cancers
0.000RxHCCHCC 21 — Hodgkin Lymphoma and Other Cancers
0.000What This Code Means
Hodgkin lymphoma of unspecified type affecting lymph nodes in the groin and lower leg areas.
Coding Tips
- •Confirm documentation indicates inguinal region or lower limb lymph node involvement
- •This includes both unilateral and bilateral inguinal lymph node disease
Clinical Significance
Hodgkin lymphoma of unspecified type involving inguinal and lower limb lymph nodes is an uncommon presentation location for Hodgkin lymphoma. Inguinal lymphadenopathy has a broad differential including infections, dermatologic conditions, and other malignancies, making biopsy confirmation essential. The unspecified subtype indicates the histologic classification has not been completed.
Documentation Requirements
- ✓Confirmed Hodgkin lymphoma diagnosis with inguinal or lower limb node involvement
- ✓Physical exam or imaging documenting the involved nodes
- ✓Unilateral versus bilateral involvement documentation
- ✓Plan for histologic subtype determination
- ✓Staging and management documentation
Commonly Confused Codes
C81.96 — Hodgkin lymphoma, unspecified, intrapelvic: inguinal nodes are superficial groin; intrapelvic are deep pelvic nodesC81.75 — Other Hodgkin lymphoma, inguinal/lower limb: use when pathology classifies as non-standard variantR59.0 — Localized enlarged lymph nodes: use only before malignancy is confirmed
Code Hierarchy
└C81Hodgkin lymphoma└C81.9Hodgkin lymphoma, unspecified└C81.95Hodgkin lymphoma, unspecified, lymph nodes of inguinal region and lower limb
└C81.95Hodgkin lymphoma, unspecified, lymph nodes of inguinal region and lower limb