Another worker at a Boston-area hospital has been diagnosed with a brain tumor, the sixth to be identified among staff members who all worked on the same floor. The president of Mass General ...

Multiple nurses working on the fifth floor maternity ward of Newton-Wellesley hospital west of Boston have been diagnosed with brain tumors of three different types.

Five nurses have been diagnosed with brain tumors, and still others have health concerns, but the hospital says tests showed "there is not an environmental risk" to staff or patients.