C82.06
BillableFollicular lymphoma grade I, intrapelvic lymph nodes
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
A slow-growing cancer of lymph cells (follicular lymphoma, grade I) affecting lymph nodes in the pelvis area.
Coding Tips
- •Grade I indicates the lowest grade of follicular lymphoma with the best prognosis
- •The sixth character '6' specifically identifies intrapelvic lymph nodes as the primary site
Clinical Significance
Follicular lymphoma grade I involving intrapelvic lymph nodes indicates deep pelvic nodal disease typically identified on cross-sectional imaging rather than physical examination. Intrapelvic involvement may be asymptomatic or cause urinary/bowel symptoms depending on nodal size. This anatomic specificity is critical for radiation field planning if treatment is indicated.
Documentation Requirements
- ✓Pathology confirming follicular lymphoma grade I
- ✓CT or PET/CT imaging documenting intrapelvic lymph node involvement (iliac, obturator, presacral nodes)
- ✓Ann Arbor staging with attention to above/below diaphragm involvement
- ✓Assessment for compressive symptoms (urinary obstruction, lower extremity edema)
- ✓Treatment plan documentation
Commonly Confused Codes
C82.05 — Inguinal/lower limb nodes; inguinal nodes are superficial groin nodes, intrapelvic are deep (iliac, obturator)C82.03 — Intra-abdominal nodes; retroperitoneal and mesenteric are abdominal, not pelvicC82.16 — Grade II intrapelvic; verify grade on pathology before selectingC82.09 — Extranodal sites; pelvic organ involvement (bladder, uterus) is extranodal, not intrapelvic nodal