CAIRO, Sept 21, 2018 (MENA) - President Abdel Fattah El Sisi on Friday sent a cable of condolences to Vietnam over the death of president Tran Dai Quang, who passed away earlier in the day at the age of 61. President Sisi expressed heartfelt condolences to the Vietnamese people and leadership over the death of the president, said Presidential Spokesman Ambassador Bassam Radi. The Vietnamese president died on Friday after a prolonged and serious illness, state media reported. He passed away from a "serious illness despite devoted treatment by professors and doctors" both in Vietnam and abroad.