11.   The cause of death was heart failure caused by complications from AIDS, according to his sister, Melissa Jamula of Reading, Pa.

12.   Without proper follow-up care, such complications can cause serious injury.

13.   Naum died Saturday of a heart attack caused by complications of a broken thigh operation, his wife, Lydia, said by telephone.

14.   Naum died Saturday of a heart attack caused by complications of an operation on a broken thigh, his wife, Lydia, said by telephone.