SEER Inquiry System - Report
Produced: 10/11/2025 8:37 PM
Question 20140048
Inquiry Details
References:
ICD-O-3
Question:
MP/H Rules/Histology--Sarcoma: Is 8811/3 the correct code for myxofibrosarcoma (myxoid malignant fibrous histiocytoma) high-grade (grade 3/3)?
Discussion:
Answer:
8811/3 is the correct code for myxofibrosarcoma. See Rule J on page 33 in ICD-O-3. Fibromyxosarcoma is equivalent to myxofibrosarcoma.