https://www.selleckchem.com/pr....oducts/4-chloro-dl-p
2 before treatment to 1.4 after treatment (P less then .001). The median length of follow-up for all patients was 33 months (range 6-46 months). All patients were alive during the follow-up. Two (22.2%) patients experienced local recurrence (LR) at 6 and 9 months after treatment, respectively. These patients had revised treatment with trans-arterial embolism (n = 1) or repeat ablation (n = 1). The median progression-free survival was 36.8 months.Treatment of sacral chordoma with CT-guided argon-helium cryoablation is