( February 19, 2025, 8:51 AM EST) -- BOSTON — Testimony from the treating surgeon for a woman who alleges that an implanted radiographic marker used to mark soft tissue sites during cancer treatment was defective and caused injuries “cannot carry her burden at summary judgment, as it says nothing about the critical question on the issue of causation: that is, what [the surgeon] would have done if she had known of those risks,” a Massachusetts federal judge ruled....