What do professional clinical organisations recommend about treating GCT?
National Comprehensive Cancer Network (NCCN) Clinical Practice Guidelines: Ovarian Cancer (U.S. and Canada, primarily) — GCT is presented under the heading “Malignant sex-cord stromal tumors”
Notable citation from page MS-31: “… follow-up visits including physical exam and tumour marker exploration (e.g. inhibin B, AMH) must be carried out every 6 months starting from the third year and this frequency should be maintained indefinitely “
European Society for Medical Oncology (ESMO) Guidelines: Non-epithelial ovarian cancer (Europe) — GCT is discussed under “Sex-cord stromal tumors”
Notable citation from page iv15 (if you download the PDF): “…follow-up visits including physical exam and tumour marker exploration (e.g. inhibin B, AMH) must be carried out every 6 months starting from the third year and this frequency should be maintained indefinitely.”