Fedyaeva was advised that she needed a routine laparoscopic procedure to remove the cysts, relatives said, so she underwent surgery last month at a hospital in Ulyanovsk, a city in western Russia, according to RT, a Russian government-owned television network. During the operation, medical personnel made a tragic and irreparable mistake: Russia's state-controlled news agency, Tass, reported that instead of administering saline solution, medical personnel mistakenly gave Fedyaeva formalin, a solution that contains formaldehyde — which is used to preserve dead bodies. The medical team tried to wash Fedyaeva's abdominal cavity, according to Tass, but it was too late. ... Rashid Abdullov, minister of health, family and social well-being for the Ulyanovsk region, called it...