My Husband was diagnosed with GI tract stage 4 Neuroendocrine carcinoid that spread to liver, lymph nodes and bones in March of 2022. Surgery was done to remove primary tumor in small intestines with 5 ft of small intestines. Liver ablation and enucleated 30 liver lesions then. The Octreotide injection worked til January of 2023. Switched to Lanreotide didn’t work. PRRT was started in September of 2023 his ChromagrainA was 721 then and he completed his 4th cycle on March 8,2024 just got his ChromagrainA number 696. Pet Scan is Scheduled for June 2024. It did drop by a little. Has anyone have this after PRRT treatment is completed ?