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SEER Inquiry System - Report
Produced: 10/29/2026 4:51 PM
Question 20260024
Inquiry Details
References:
SEER Manual, 246-248. 2026
Question:
SEER Manual/First Course Treatment/Other Therapy--Uterus: Is Metformin coded to Other Therapy code 1 vs 6? Multiple GYN physicians have stated, “Adenocarcinoma of Endometrium, treating with intrauterine device and Metformin.” The patient is not on any specified trials.
Discussion:
Answer:
Code Other Therapy to 6 (Other-Unproven) since Metformin is not included in oncology guidelines and studies show controversial results at this time.
Cancer Site Category:
Corpus uteri
Data Item Category:
Chemotherapy, First course treatment
Other Category:
First Course of Therapy, SEER Manual
Year:
2026
