Raytheon Files Brief in Beryllium Medical Monitoring Dispute, Says Plaintiffs Failed to Show Evidence of Subcellular Changes

BOSTON –– Raytheon has filed an appellate brief in support of a federal trial court decision that former employees of the company who were exposed to beryllium failed to establish that they had undergone subcellular changes, a prerequisite for bringing medical monitoring claims in Massachusetts.

In the Feb. 12 brief filed in the U.S. Court of Appeals for the 1st Circuit, the defendant says that the plaintiffs’ own expert testified that, even though almost 20 years has passed since the alleged exposures, “he could not state to a reasonable degree of medical certainty that any named plaintiff had experienced such …