“An operation was carried out.
He is currently undergoing further treatment in a hospital, ”the theater told Interfax.
Urin has been CEO of the Bolshoi Theater since July 9, 2013.
According to media reports, he became ill on 16 October.
After the operation, the state of the Honored Artist of Russia remains grave: unstable angina pectoris, atherosclerosis of the aortocoronary vessels.
Earlier it was reported about the death of the artist Yevgeny Kuleshov on the stage of the Bolshoi Theater as a result of the fall of the scenery during the opera.