There is no official word as to what caused Elaine‘s death.
You may recognize Elaine from her role at Colleen Donaghy, the mother to Alec Baldwin‘s character on 30 Rock. From 2008-2013, she was nominated for an Outstanding Guest Actress in a Comedy Series Primetime Emmy for her guest role.
Elaine was well known for her work in the Stephen Sondheim musical Company in the original Broadway cast.
Our thoughts are with Elaine‘s family and friends during this time.